Remove trailing spaces (#10224)

34 files changed, 128 insertions, 128 deletions

diff --git a/client/src/main/java/com/vaadin/client/AnimationUtil.java b/client/src/main/java/com/vaadin/client/AnimationUtil.java
index 9b01b2c93d..b903a3d1ab 100644
--- a/client/src/main/java/com/vaadin/client/AnimationUtil.java
+++ b/client/src/main/java/com/vaadin/client/AnimationUtil.java
@@ -66,15 +66,15 @@ public class AnimationUtil {
         listener.@com.vaadin.client.AnimationUtil.AnimationEndListener::onAnimationEnd(Lcom/google/gwt/dom/client/NativeEvent;)(e);
       });
       callbackFunc.listener = listener;
-    
+
       elem.addEventListener(@com.vaadin.client.AnimationUtil::ANIMATION_END_EVENT_NAME, callbackFunc, false);
-    
+
       // Store function reference for later removal
       if (!elem._vaadin_animationend_callbacks) {
         elem._vaadin_animationend_callbacks = [];
       }
       elem._vaadin_animationend_callbacks.push(callbackFunc);
-    
+
       return callbackFunc;
     }-*/;
 
@@ -137,7 +137,7 @@ public class AnimationUtil {
             return event.mozAnimationName;
         if (event.oAnimationName)
             return event.oAnimationName;
-    
+
         return "";
     }-*/;
 
@@ -145,22 +145,22 @@ public class AnimationUtil {
     public static native String getAnimationName(ComputedStyle cstyle)
     /*-{
         var cs = cstyle.@com.vaadin.client.ComputedStyle::computedStyle;
-    
+
         if (!cs.getPropertyValue)
             return "";
-    
+
         if (cs.getPropertyValue("-webkit-animation-name"))
             return cs.getPropertyValue("-webkit-animation-name");
-    
+
         if (cs.getPropertyValue("animation-name"))
             return cs.getPropertyValue("animation-name");
-    
+
         if (cs.getPropertyValue("-moz-animation-name"))
             return cs.getPropertyValue("-moz-animation-name");
-    
+
         if (cs.getPropertyValue("-o-animation-name"))
             return cs.getPropertyValue("-o-animation-name");
-    
+
         return "";
     }-*/;
 
@@ -175,7 +175,7 @@ public class AnimationUtil {
           'MozAnimation': 'animationend',
           'WebkitAnimation': 'webkitAnimationEnd'
         }
-    
+
         for (var a in anims) {
             if ( el.style[a] !== undefined ) {
                 return anims[a];
@@ -194,7 +194,7 @@ public class AnimationUtil {
           'mozAnimation',
           'webkitAnimation'
         ]
-    
+
         for (var i=0; i < anims.length; i++) {
             if ( el.style[anims[i]] !== undefined ) {
                 return anims[i];
diff --git a/client/src/main/java/com/vaadin/client/ApplicationConnection.java b/client/src/main/java/com/vaadin/client/ApplicationConnection.java
index 855f878278..d9e8f545d2 100644
--- a/client/src/main/java/com/vaadin/client/ApplicationConnection.java
+++ b/client/src/main/java/com/vaadin/client/ApplicationConnection.java
@@ -494,7 +494,7 @@ public class ApplicationConnection implements HasHandlers {
                 return vi;
             }
         }
-    
+
         client.getProfilingData = $entry(function() {
             var smh = ap.@com.vaadin.client.ApplicationConnection::getMessageHandler()();
             var pd = [
@@ -509,7 +509,7 @@ public class ApplicationConnection implements HasHandlers {
             pd[pd.length] = smh.@com.vaadin.client.communication.MessageHandler::bootstrapTime;
             return pd;
         });
-    
+
         client.getElementByPath = $entry(function(id) {
             return componentLocator.@com.vaadin.client.componentlocator.ComponentLocator::getElementByPath(Ljava/lang/String;)(id);
         });
@@ -526,7 +526,7 @@ public class ApplicationConnection implements HasHandlers {
             return componentLocator.@com.vaadin.client.componentlocator.ComponentLocator::getPathForElement(Lcom/google/gwt/dom/client/Element;)(element);
         });
         client.initializing = false;
-    
+
         $wnd.vaadin.clients[TTAppId] = client;
     }-*/;
 
diff --git a/client/src/main/java/com/vaadin/client/CSSRule.java b/client/src/main/java/com/vaadin/client/CSSRule.java
index c425fbd2ce..f045aa7f66 100644
--- a/client/src/main/java/com/vaadin/client/CSSRule.java
+++ b/client/src/main/java/com/vaadin/client/CSSRule.java
@@ -63,11 +63,11 @@ public class CSSRule {
     /*-{
     if (!$doc.styleSheets)
     return null;
-    
+
     selector = selector.toLowerCase('en');
-    
+
     var allMatches = [];
-    
+
     // IE handles imported sheet differently
     if (deep && sheet.imports && sheet.imports.length > 0) {
         for (var i=0; i < sheet.imports.length; i++) {
@@ -76,13 +76,13 @@ public class CSSRule {
             allMatches.concat(imports);
         }
     }
-    
+
     var theRules = new Array();
     if (sheet.cssRules)
         theRules = sheet.cssRules
     else if (sheet.rules)
         theRules = sheet.rules
-    
+
     var j = theRules.length;
     for (var i=0; i<j; i++) {
         var r = theRules[i];
@@ -102,7 +102,7 @@ public class CSSRule {
             allMatches = allMatches.concat(imports);
         }
     }
-    
+
     return allMatches;
     }-*/;
 
diff --git a/client/src/main/java/com/vaadin/client/DateTimeService.java b/client/src/main/java/com/vaadin/client/DateTimeService.java
index fb4aaf130d..3c37c40b34 100644
--- a/client/src/main/java/com/vaadin/client/DateTimeService.java
+++ b/client/src/main/java/com/vaadin/client/DateTimeService.java
@@ -98,7 +98,7 @@ public class DateTimeService {
 
     /**
      * Returns the localized short name of the specified day.
-     * 
+     *
      * @param day
      *            the day, {@code 0} is {@code SUNDAY}
      * @return the localized short name
@@ -114,7 +114,7 @@ public class DateTimeService {
 
     /**
      * Returns the first day of the week, according to the used Locale.
-     * 
+     *
      * @return the localized first day of the week, {@code 0} is {@code SUNDAY}
      */
     public int getFirstDayOfWeek() {
@@ -128,7 +128,7 @@ public class DateTimeService {
 
     /**
      * Returns whether the locale has twelve hour, or twenty four hour clock.
-     * 
+     *
      * @return {@code true} if the locale has twelve hour clock, {@code false}
      *         for twenty four clock
      */
@@ -165,7 +165,7 @@ public class DateTimeService {
 
     /**
      * Returns the first day of week of the specified {@code month}.
-     * 
+     *
      * @param month
      *            the month, not {@code null}
      * @return the first day of week,
@@ -473,7 +473,7 @@ public class DateTimeService {
     /**
      * Replaces the {@code z} characters of the specified {@code formatStr} with
      * the given {@code timeZoneName}.
-     * 
+     *
      * @param formatStr
      *            The format string, which is the pattern describing the date
      *            and time format
diff --git a/client/src/main/java/com/vaadin/client/ResourceLoader.java b/client/src/main/java/com/vaadin/client/ResourceLoader.java
index 95212920a5..e009eee914 100644
--- a/client/src/main/java/com/vaadin/client/ResourceLoader.java
+++ b/client/src/main/java/com/vaadin/client/ResourceLoader.java
@@ -405,12 +405,12 @@ public class ResourceLoader {
                     if (rules === undefined) {
                         rules = sheet.rules;
                     }
-    
+
                     if (rules === null) {
                         // Style sheet loaded, but can't access length because of XSS -> assume there's something there
                         return 1;
                     }
-    
+
                     // Return length so we can distinguish 0 (probably 404 error) from normal case.
                     return rules.length;
                 } catch (err) {
diff --git a/client/src/main/java/com/vaadin/client/StyleConstants.java b/client/src/main/java/com/vaadin/client/StyleConstants.java
index 96ed58a70e..23c75c8727 100644
--- a/client/src/main/java/com/vaadin/client/StyleConstants.java
+++ b/client/src/main/java/com/vaadin/client/StyleConstants.java
@@ -47,7 +47,7 @@ public class StyleConstants {
 
     /**
      * Style name and style name prefix for the error indicator element.
-     * 
+     *
      * @since 8.2
      */
     public static final String STYLE_NAME_ERROR_INDICATOR = "v-errorindicator";
diff --git a/client/src/main/java/com/vaadin/client/SuperDevMode.java b/client/src/main/java/com/vaadin/client/SuperDevMode.java
index fa565c4ce8..981bb4ab1b 100644
--- a/client/src/main/java/com/vaadin/client/SuperDevMode.java
+++ b/client/src/main/java/com/vaadin/client/SuperDevMode.java
@@ -125,13 +125,13 @@ public class SuperDevMode {
     private static native String getRecompileParameters(String moduleName)
     /*-{
         var prop_map = $wnd.__gwt_activeModules[moduleName].bindings();
-    
+
         // convert map to URL parameter string
         var props = [];
         for (var key in prop_map) {
            props.push(encodeURIComponent(key) + '=' + encodeURIComponent(prop_map[key]))
         }
-    
+
         return props.join('&') + '&';
     }-*/;
 
@@ -225,12 +225,12 @@ public class SuperDevMode {
         var mod = $wnd.__gwt_activeModules[moduleName];
         if (!mod)
             return false;
-    
+
         if (mod.superdevmode) {
            // Running in super dev mode already, it is supported
            return true;
         }
-    
+
         return !!mod.canRedirect;
     }-*/;
 
diff --git a/client/src/main/java/com/vaadin/client/communication/AtmospherePushConnection.java b/client/src/main/java/com/vaadin/client/communication/AtmospherePushConnection.java
index b46245ddaf..d7a811371b 100644
--- a/client/src/main/java/com/vaadin/client/communication/AtmospherePushConnection.java
+++ b/client/src/main/java/com/vaadin/client/communication/AtmospherePushConnection.java
@@ -525,7 +525,7 @@ public class AtmospherePushConnection implements PushConnection {
             JavaScriptObject config)
     /*-{
         var self = this;
-    
+
         config.url = uri;
         config.onOpen = $entry(function(response) {
             self.@com.vaadin.client.communication.AtmospherePushConnection::onOpen(*)(response);
@@ -551,7 +551,7 @@ public class AtmospherePushConnection implements PushConnection {
         config.onClientTimeout = $entry(function(request) {
             self.@com.vaadin.client.communication.AtmospherePushConnection::onClientTimeout(*)(request);
         });
-    
+
         return $wnd.vaadinPush.atmosphere.subscribe(config);
     }-*/;
 
diff --git a/client/src/main/java/com/vaadin/client/connectors/JavaScriptRendererConnector.java b/client/src/main/java/com/vaadin/client/connectors/JavaScriptRendererConnector.java
index 77450a08fb..ce34a4ec1c 100644
--- a/client/src/main/java/com/vaadin/client/connectors/JavaScriptRendererConnector.java
+++ b/client/src/main/java/com/vaadin/client/connectors/JavaScriptRendererConnector.java
@@ -66,7 +66,7 @@ public class JavaScriptRendererConnector
     private static native JavaScriptObject createCellReferenceWrapper()
     /*-{
         var reference = {};
-    
+
         var setProperty = function(name, getter, setter) {
             var descriptor = {
                 get: getter
@@ -76,25 +76,25 @@ public class JavaScriptRendererConnector
             }
             Object.defineProperty(reference, name, descriptor);
         };
-    
+
         setProperty("element", function() {
             return reference.target.@CellReference::getElement()();
         }, null);
-    
+
         setProperty("rowIndex", function() {
             return reference.target.@CellReference::getRowIndex()();
         }, null);
-    
+
         setProperty("columnIndex", function() {
             return reference.target.@CellReference::getColumnIndex()();
         }, null);
-    
+
         setProperty("colSpan", function() {
             return reference.target.@RendererCellReference::getColSpan()();
         }, function(colSpan) {
             reference.target.@RendererCellReference::setColSpan(*)(colSpan);
         });
-    
+
         return reference;
     }-*/;
 
diff --git a/client/src/main/java/com/vaadin/client/connectors/grid/AbstractSelectionModelConnector.java b/client/src/main/java/com/vaadin/client/connectors/grid/AbstractSelectionModelConnector.java
index 2210317c7c..5b0cbc765a 100644
--- a/client/src/main/java/com/vaadin/client/connectors/grid/AbstractSelectionModelConnector.java
+++ b/client/src/main/java/com/vaadin/client/connectors/grid/AbstractSelectionModelConnector.java
@@ -80,7 +80,7 @@ public abstract class AbstractSelectionModelConnector
 
     /**
      * Gets space selection handler registered for the Grid.
-     * 
+     *
      * @return space selection handler
      */
     protected SpaceSelectHandler<JsonObject> getSpaceSelectionHandler() {
diff --git a/client/src/main/java/com/vaadin/client/connectors/grid/GridConnector.java b/client/src/main/java/com/vaadin/client/connectors/grid/GridConnector.java
index 4e7055677e..39c5187839 100644
--- a/client/src/main/java/com/vaadin/client/connectors/grid/GridConnector.java
+++ b/client/src/main/java/com/vaadin/client/connectors/grid/GridConnector.java
@@ -522,10 +522,10 @@ public class GridConnector extends AbstractListingConnector
      * Method called by {@code CustomColumn} when its renderer changes. This
      * method is used to maintain hierarchical renderer wrap in
      * {@code TreeGrid}.
-     * 
+     *
      * @param column
      *            the column which now has a new renderer
-     * 
+     *
      * @since 8.1
      */
     public void onColumnRendererChanged(CustomColumn column) {
diff --git a/client/src/main/java/com/vaadin/client/debug/internal/DebugButton.java b/client/src/main/java/com/vaadin/client/debug/internal/DebugButton.java
index 681e7f1454..49023a12e1 100644
--- a/client/src/main/java/com/vaadin/client/debug/internal/DebugButton.java
+++ b/client/src/main/java/com/vaadin/client/debug/internal/DebugButton.java
@@ -44,7 +44,7 @@ public class DebugButton extends Button {
     public DebugButton(String caption) {
         this(null, null, caption);
     }
-    
+
     public DebugButton(String caption, String title) {
         this(null, title, caption);
     }
diff --git a/client/src/main/java/com/vaadin/client/extensions/ResponsiveConnector.java b/client/src/main/java/com/vaadin/client/extensions/ResponsiveConnector.java
index 9d22396e4d..26256d1df1 100644
--- a/client/src/main/java/com/vaadin/client/extensions/ResponsiveConnector.java
+++ b/client/src/main/java/com/vaadin/client/extensions/ResponsiveConnector.java
@@ -165,26 +165,26 @@ public class ResponsiveConnector extends AbstractExtensionConnector
      */
     private static native void searchForBreakPointsNative()
     /*-{
-    
+
         // Initialize variables
         @com.vaadin.client.extensions.ResponsiveConnector::widthRangeCache = [];
         @com.vaadin.client.extensions.ResponsiveConnector::heightRangeCache = [];
-    
+
         var widthRanges = @com.vaadin.client.extensions.ResponsiveConnector::widthRangeCache;
         var heightRanges = @com.vaadin.client.extensions.ResponsiveConnector::heightRangeCache;
-    
+
         // Can't do squat if we can't parse stylesheets
         if (!$doc.styleSheets)
             return;
-    
+
         var sheets = $doc.styleSheets;
-    
+
         // Loop all stylesheets on the page and process them individually
         for (var i = 0, len = sheets.length; i < len; i++) {
             var sheet = sheets[i];
             @com.vaadin.client.extensions.ResponsiveConnector::searchStylesheetForBreakPoints(Lcom/google/gwt/core/client/JavaScriptObject;)(sheet);
         }
-    
+
     }-*/;
 
     /**
@@ -197,15 +197,15 @@ public class ResponsiveConnector extends AbstractExtensionConnector
     private static native void searchStylesheetForBreakPoints(
             final JavaScriptObject sheet)
     /*-{
-    
+
         // Inline variables for easier reading
         var widthRanges = @com.vaadin.client.extensions.ResponsiveConnector::widthRangeCache;
         var heightRanges = @com.vaadin.client.extensions.ResponsiveConnector::heightRangeCache;
-    
+
         // Get all the rulesets from the stylesheet
         var theRules = new Array();
         var IEOrEdge = @com.vaadin.client.BrowserInfo::get()().@com.vaadin.client.BrowserInfo::isIE()() || @com.vaadin.client.BrowserInfo::get()().@com.vaadin.client.BrowserInfo::isEdge()();
-    
+
         try {
             if (sheet.cssRules) {
                     theRules = sheet.cssRules
@@ -218,18 +218,18 @@ public class ResponsiveConnector extends AbstractExtensionConnector
                 ", probably because of cross domain issues: " + e);
             return;
         }
-    
+
         // Loop through the rulesets
         for (var i = 0, len = theRules.length; i < len; i++) {
             var rule = theRules[i];
-    
+
             if (rule.type == 3) {
                 // @import rule, traverse recursively
                 @com.vaadin.client.extensions.ResponsiveConnector::searchStylesheetForBreakPoints(Lcom/google/gwt/core/client/JavaScriptObject;)(rule.styleSheet);
-    
+
             } else if (rule.type == 1 || !rule.type) {
                 // Regular selector rule
-    
+
                 // Helper function
                 var pushToCache = function(ranges, selector, min, max) {
                     // Avoid adding duplicates
@@ -245,46 +245,46 @@ public class ResponsiveConnector extends AbstractExtensionConnector
                         ranges.push([selector, min, max]);
                     }
                 };
-    
+
                 // Array of all of the separate selectors in this ruleset
                 var haystack = rule.selectorText.split(",");
-    
+
                 // IE/Edge parses CSS like .class[attr="val"] into [attr="val"].class so we need to check for both
                 var selectorRegEx = IEOrEdge ? /\[.*\]([\.|#]\S+)/ : /([\.|#]\S+?)\[.*\]/;
-    
+
                 // Loop all the selectors in this ruleset
                 for (var k = 0, len2 = haystack.length; k < len2; k++) {
-    
+
                     // Split the haystack into parts.
                     var widthRange = haystack[k].match(/\[width-range.*?\]/);
                     var heightRange = haystack[k].match(/\[height-range.*?\]/);
                     var selector = haystack[k].match(selectorRegEx);
-    
+
                     if (selector != null) {
                         selector = selector[1];
-    
+
                         // Check for width-ranges.
                         if (widthRange != null) {
                             var minMax = widthRange[0].match(/\[width-range~?=["|'](.*?)-(.*?)["|']\]/i);
                             var min = minMax[1];
                             var max = minMax[2];
-    
+
                             pushToCache(widthRanges, selector, min, max);
                         }
-    
+
                         // Check for height-ranges.
                         if (heightRange != null) {
                             var minMax = heightRange[0].match(/\[height-range~?=["|'](.*?)-(.*?)["|']\]/i);
                             var min = minMax[1];
                             var max = minMax[2];
-    
+
                             pushToCache(heightRanges, selector, min, max);
                         }
                     }
                 }
             }
         }
-    
+
     }-*/;
 
     /**
@@ -294,15 +294,15 @@ public class ResponsiveConnector extends AbstractExtensionConnector
      */
     private native void getBreakPointsFor(final String selectors)
     /*-{
-    
+
         var selectors = selectors.split(",");
-    
+
         var widthBreakpoints = this.@com.vaadin.client.extensions.ResponsiveConnector::widthBreakpoints = [];
         var heightBreakpoints = this.@com.vaadin.client.extensions.ResponsiveConnector::heightBreakpoints = [];
-    
+
         var widthRanges = @com.vaadin.client.extensions.ResponsiveConnector::widthRangeCache;
         var heightRanges = @com.vaadin.client.extensions.ResponsiveConnector::heightRangeCache;
-    
+
         for (var i = 0, len = widthRanges.length; i < len; i++) {
             var bp = widthRanges[i];
             for (var j = 0, len2 = selectors.length; j < len2; j++) {
@@ -310,7 +310,7 @@ public class ResponsiveConnector extends AbstractExtensionConnector
                     widthBreakpoints.push(bp);
             }
         }
-    
+
         for (var i = 0, len = heightRanges.length; i < len; i++) {
             var bp = heightRanges[i];
             for (var j = 0, len2 = selectors.length; j < len2; j++) {
@@ -318,10 +318,10 @@ public class ResponsiveConnector extends AbstractExtensionConnector
                     heightBreakpoints.push(bp);
             }
         }
-    
+
         // Only for debugging
         // console.log("Breakpoints for", selectors.join(","), widthBreakpoints, heightBreakpoints);
-    
+
     }-*/;
 
     private String currentWidthRanges = "";
@@ -376,24 +376,24 @@ public class ResponsiveConnector extends AbstractExtensionConnector
 
     private native String resolveBreakpoint(String which, int size)
     /*-{
-    
+
         // Default to "width" breakpoints
         var breakpoints = this.@com.vaadin.client.extensions.ResponsiveConnector::widthBreakpoints;
-    
+
         // Use height breakpoints if we're measuring the height
         if (which == "height")
             breakpoints = this.@com.vaadin.client.extensions.ResponsiveConnector::heightBreakpoints;
-    
+
         // Output string that goes into either the "width-range" or "height-range" attribute in the element
         var ranges = "";
-    
+
         // Loop the breakpoints
         for (var i = 0, len = breakpoints.length; i < len; i++) {
             var bp = breakpoints[i];
-    
+
             var min = parseInt(bp[1]);
             var max = parseInt(bp[2]);
-    
+
             if (!isNaN(min) && !isNaN(max)) {
                 if (min <= size && size <= max) {
                     ranges += " " + bp[1] + "-" + bp[2];
@@ -408,10 +408,10 @@ public class ResponsiveConnector extends AbstractExtensionConnector
                 }
             }
         }
-    
+
         // Trim the output and return it
         return ranges.replace(/^\s+/, "");
-    
+
     }-*/;
 
 }
diff --git a/client/src/main/java/com/vaadin/client/extensions/javascriptmanager/JavaScriptManagerConnector.java b/client/src/main/java/com/vaadin/client/extensions/javascriptmanager/JavaScriptManagerConnector.java
index b84169b681..1fc86201bd 100644
--- a/client/src/main/java/com/vaadin/client/extensions/javascriptmanager/JavaScriptManagerConnector.java
+++ b/client/src/main/java/com/vaadin/client/extensions/javascriptmanager/JavaScriptManagerConnector.java
@@ -71,7 +71,7 @@ public class JavaScriptManagerConnector extends AbstractExtensionConnector {
         var m = this;
         var target = $wnd;
         var parts = name.split('.');
-    
+
         for (var i = 0; i < parts.length - 1; i++) {
             var part = parts[i];
             if (target[part] === undefined) {
@@ -79,7 +79,7 @@ public class JavaScriptManagerConnector extends AbstractExtensionConnector {
             }
             target = target[part];
         }
-    
+
         target[parts[parts.length - 1]] = $entry(function() {
             //Must make a copy because arguments is an array-like object (not instanceof Array), causing suboptimal JSON encoding
             var args = Array.prototype.slice.call(arguments, 0);
@@ -94,7 +94,7 @@ public class JavaScriptManagerConnector extends AbstractExtensionConnector {
     /*-{
         var target = $wnd;
         var parts = name.split('.');
-    
+
         for (var i = 0; i < parts.length - 1; i++) {
             var part = parts[i];
             if (target[part] === undefined) {
@@ -104,7 +104,7 @@ public class JavaScriptManagerConnector extends AbstractExtensionConnector {
             }
             target = target[part];
         }
-    
+
         $wnd.console.log('removing',parts[parts.length - 1],'from',target);
         delete target[parts[parts.length - 1]];
     }-*/;
diff --git a/client/src/main/java/com/vaadin/client/ui/AbstractTextFieldWidget.java b/client/src/main/java/com/vaadin/client/ui/AbstractTextFieldWidget.java
index 49dbbdbd7e..ab4633d7c5 100644
--- a/client/src/main/java/com/vaadin/client/ui/AbstractTextFieldWidget.java
+++ b/client/src/main/java/com/vaadin/client/ui/AbstractTextFieldWidget.java
@@ -20,7 +20,7 @@ import com.vaadin.client.ui.textfield.AbstractTextFieldConnector;
 /**
  * Implemented by all widgets used by a connector extending
  * {@link AbstractTextFieldConnector}.
- * 
+ *
  * @since 8.0
  */
 public interface AbstractTextFieldWidget {
diff --git a/client/src/main/java/com/vaadin/client/ui/HasErrorIndicator.java b/client/src/main/java/com/vaadin/client/ui/HasErrorIndicator.java
index 146f621d48..75f8bba73d 100644
--- a/client/src/main/java/com/vaadin/client/ui/HasErrorIndicator.java
+++ b/client/src/main/java/com/vaadin/client/ui/HasErrorIndicator.java
@@ -19,7 +19,7 @@ import com.vaadin.client.ComponentConnector;
 
 /**
  * Implemented by connectors supporting an error indicator.
- * 
+ *
  * @since 8.0
  */
 public interface HasErrorIndicator extends ComponentConnector {
diff --git a/client/src/main/java/com/vaadin/client/ui/HasRequiredIndicator.java b/client/src/main/java/com/vaadin/client/ui/HasRequiredIndicator.java
index 32b83ed28f..bee998a323 100644
--- a/client/src/main/java/com/vaadin/client/ui/HasRequiredIndicator.java
+++ b/client/src/main/java/com/vaadin/client/ui/HasRequiredIndicator.java
@@ -19,7 +19,7 @@ import com.vaadin.client.ComponentConnector;
 
 /**
  * Implemented by connectors supporting a required flag.
- * 
+ *
  * @since 8.0
  */
 public interface HasRequiredIndicator extends ComponentConnector {
diff --git a/client/src/main/java/com/vaadin/client/ui/JavaScriptWidget.java b/client/src/main/java/com/vaadin/client/ui/JavaScriptWidget.java
index ba17911e5e..d1dd34e234 100644
--- a/client/src/main/java/com/vaadin/client/ui/JavaScriptWidget.java
+++ b/client/src/main/java/com/vaadin/client/ui/JavaScriptWidget.java
@@ -31,7 +31,7 @@ public class JavaScriptWidget extends Widget {
 
     /**
      * Creates a JavaScriptWidget based on an element with the given tag.
-     * 
+     *
      * @param tagName
      *            the tag to use for the element
      */
diff --git a/client/src/main/java/com/vaadin/client/ui/VAbstractPopupCalendar.java b/client/src/main/java/com/vaadin/client/ui/VAbstractPopupCalendar.java
index c0f8413530..18d8dbdfee 100644
--- a/client/src/main/java/com/vaadin/client/ui/VAbstractPopupCalendar.java
+++ b/client/src/main/java/com/vaadin/client/ui/VAbstractPopupCalendar.java
@@ -221,7 +221,7 @@ public abstract class VAbstractPopupCalendar<PANEL extends VAbstractCalendarPane
      * Changes the current date, and updates the
      * {@link VDateField#bufferedResolutions}, possibly
      * {@link VDateField#sendBufferedValues()} to the server if needed
-     * 
+     *
      * @param newDate
      *            the new {@code Date} to update
      */
diff --git a/client/src/main/java/com/vaadin/client/ui/VDateField.java b/client/src/main/java/com/vaadin/client/ui/VDateField.java
index af1b018130..0db91149ae 100644
--- a/client/src/main/java/com/vaadin/client/ui/VDateField.java
+++ b/client/src/main/java/com/vaadin/client/ui/VDateField.java
@@ -58,7 +58,7 @@ public abstract class VDateField<R extends Enum<R>> extends FlowPanel
 
     /**
      * The RPC send calls to the server.
-     * 
+     *
      * @since
      */
     public AbstractDateFieldServerRpc rpc;
@@ -66,11 +66,11 @@ public abstract class VDateField<R extends Enum<R>> extends FlowPanel
     /**
      * A temporary holder of the time units (resolutions), which would be sent
      * to the server through {@link #sendBufferedValues()}.
-     * 
+     *
      * The key is the resolution.
-     * 
+     *
      * The value can be {@code null}.
-     * 
+     *
      * @since
      */
     protected Map<R, Integer> bufferedResolutions = new HashMap<>();
@@ -78,7 +78,7 @@ public abstract class VDateField<R extends Enum<R>> extends FlowPanel
     /**
      * A temporary holder of the date string, which would be sent to the server
      * through {@link #sendBufferedValues()}.
-     * 
+     *
      * @since
      */
     protected String bufferedDateString;
@@ -264,7 +264,7 @@ public abstract class VDateField<R extends Enum<R>> extends FlowPanel
     /**
      * Sends the {@link #bufferedDateString} and {@link #bufferedResolutions} to
      * the server, and clears their values.
-     * 
+     *
      * @since
      */
     public void sendBufferedValues() {
diff --git a/client/src/main/java/com/vaadin/client/ui/VDragAndDropWrapperIE.java b/client/src/main/java/com/vaadin/client/ui/VDragAndDropWrapperIE.java
index 13159e7aa3..a992a068cc 100644
--- a/client/src/main/java/com/vaadin/client/ui/VDragAndDropWrapperIE.java
+++ b/client/src/main/java/com/vaadin/client/ui/VDragAndDropWrapperIE.java
@@ -53,7 +53,7 @@ public class VDragAndDropWrapperIE extends VDragAndDropWrapper {
             com.google.gwt.user.client.Element el)
     /*-{
         var me = this;
-    
+
         el.attachEvent("ondragstart",  $entry(function(ev) {
             return me.@com.vaadin.client.ui.VDragAndDropWrapper::html5DragStart(Lcom/vaadin/client/ui/dd/VHtml5DragEvent;)(ev);
         }));
@@ -69,19 +69,19 @@ public class VDragAndDropWrapperIE extends VDragAndDropWrapper {
     protected native void hookHtml5Events(com.google.gwt.user.client.Element el)
     /*-{
         var me = this;
-    
+
         el.attachEvent("ondragenter",  $entry(function(ev) {
             return me.@com.vaadin.client.ui.VDragAndDropWrapper::html5DragEnter(Lcom/vaadin/client/ui/dd/VHtml5DragEvent;)(ev);
         }));
-    
+
         el.attachEvent("ondragleave",  $entry(function(ev) {
             return me.@com.vaadin.client.ui.VDragAndDropWrapper::html5DragLeave(Lcom/vaadin/client/ui/dd/VHtml5DragEvent;)(ev);
         }));
-    
+
         el.attachEvent("ondragover",  $entry(function(ev) {
             return me.@com.vaadin.client.ui.VDragAndDropWrapper::html5DragOver(Lcom/vaadin/client/ui/dd/VHtml5DragEvent;)(ev);
         }));
-    
+
         el.attachEvent("ondrop",  $entry(function(ev) {
             return me.@com.vaadin.client.ui.VDragAndDropWrapper::html5DragDrop(Lcom/vaadin/client/ui/dd/VHtml5DragEvent;)(ev);
         }));
diff --git a/client/src/main/java/com/vaadin/client/ui/VVideo.java b/client/src/main/java/com/vaadin/client/ui/VVideo.java
index 3cca01c6e7..ae73af4f9b 100644
--- a/client/src/main/java/com/vaadin/client/ui/VVideo.java
+++ b/client/src/main/java/com/vaadin/client/ui/VVideo.java
@@ -48,7 +48,7 @@ public class VVideo extends VMediaBase {
               el.addEventListener('loadedmetadata', $entry(function(e) {
                   self.@com.vaadin.client.ui.VVideo::updateElementDynamicSize(II)(el.videoWidth, el.videoHeight);
               }), false);
-    
+
     }-*/;
 
     /**
diff --git a/client/src/main/java/com/vaadin/client/ui/datefield/AbstractDateFieldConnector.java b/client/src/main/java/com/vaadin/client/ui/datefield/AbstractDateFieldConnector.java
index b7849938af..3ffd4dddf8 100644
--- a/client/src/main/java/com/vaadin/client/ui/datefield/AbstractDateFieldConnector.java
+++ b/client/src/main/java/com/vaadin/client/ui/datefield/AbstractDateFieldConnector.java
@@ -62,7 +62,7 @@ public abstract class AbstractDateFieldConnector<R extends Enum<R>>
     /**
      * Returns the default date (when no date is selected) components as a map
      * from Resolution to the corresponding value.
-     * 
+     *
      * @return default date component map
      * @since
      */
diff --git a/client/src/main/java/com/vaadin/client/ui/datefield/DateTimeFieldConnector.java b/client/src/main/java/com/vaadin/client/ui/datefield/DateTimeFieldConnector.java
index 15afa1bbaf..5e46fe5372 100644
--- a/client/src/main/java/com/vaadin/client/ui/datefield/DateTimeFieldConnector.java
+++ b/client/src/main/java/com/vaadin/client/ui/datefield/DateTimeFieldConnector.java
@@ -28,7 +28,7 @@ import com.vaadin.ui.AbstractLocalDateTimeField;
 
 /**
  * The client-side connector for AbstractLocalDateTimeField.
- * 
+ *
  * @author Vaadin Ltd
  * @since 8.0
  */
diff --git a/client/src/main/java/com/vaadin/client/ui/datefield/InlineDateFieldConnector.java b/client/src/main/java/com/vaadin/client/ui/datefield/InlineDateFieldConnector.java
index 4fda94b7e2..e723cd9b3b 100644
--- a/client/src/main/java/com/vaadin/client/ui/datefield/InlineDateFieldConnector.java
+++ b/client/src/main/java/com/vaadin/client/ui/datefield/InlineDateFieldConnector.java
@@ -23,7 +23,7 @@ import com.vaadin.ui.InlineDateField;
 
 /**
  * The client-side connector for InlineDateField.
- * 
+ *
  * @author Vaadin Ltd
  * @since 8.0
  */
diff --git a/client/src/main/java/com/vaadin/client/ui/datefield/InlineDateTimeFieldConnector.java b/client/src/main/java/com/vaadin/client/ui/datefield/InlineDateTimeFieldConnector.java
index 194de64135..1d3146b652 100644
--- a/client/src/main/java/com/vaadin/client/ui/datefield/InlineDateTimeFieldConnector.java
+++ b/client/src/main/java/com/vaadin/client/ui/datefield/InlineDateTimeFieldConnector.java
@@ -27,7 +27,7 @@ import com.vaadin.ui.InlineDateTimeField;
 
 /**
  * The client-side connector for InlineDateTimeField.
- * 
+ *
  * @author Vaadin Ltd
  * @since 8.0
  */
diff --git a/client/src/main/java/com/vaadin/client/ui/datefield/PopupDateFieldConnector.java b/client/src/main/java/com/vaadin/client/ui/datefield/PopupDateFieldConnector.java
index 866723544a..d9d21da413 100644
--- a/client/src/main/java/com/vaadin/client/ui/datefield/PopupDateFieldConnector.java
+++ b/client/src/main/java/com/vaadin/client/ui/datefield/PopupDateFieldConnector.java
@@ -21,7 +21,7 @@ import com.vaadin.ui.DateField;
 
 /**
  * The client-side connector for DateField.
- * 
+ *
  * @author Vaadin Ltd
  * @since 8.0
  */
diff --git a/client/src/main/java/com/vaadin/client/ui/datefield/PopupDateTimeFieldConnector.java b/client/src/main/java/com/vaadin/client/ui/datefield/PopupDateTimeFieldConnector.java
index eeda4c700e..cb1a211366 100644
--- a/client/src/main/java/com/vaadin/client/ui/datefield/PopupDateTimeFieldConnector.java
+++ b/client/src/main/java/com/vaadin/client/ui/datefield/PopupDateTimeFieldConnector.java
@@ -21,7 +21,7 @@ import com.vaadin.ui.DateTimeField;
 
 /**
  * The client-side connector for DateTimeField.
- * 
+ *
  * @author Vaadin Ltd
  * @since 8.0
  *
diff --git a/client/src/main/java/com/vaadin/client/ui/datefield/TextualDateConnector.java b/client/src/main/java/com/vaadin/client/ui/datefield/TextualDateConnector.java
index f2957efc3e..546b1220a5 100644
--- a/client/src/main/java/com/vaadin/client/ui/datefield/TextualDateConnector.java
+++ b/client/src/main/java/com/vaadin/client/ui/datefield/TextualDateConnector.java
@@ -33,9 +33,9 @@ import com.vaadin.shared.ui.datefield.TextualDateFieldState;
  * Abstract date/time field connector which extend
  * {@link AbstractTextualDateConnector} functionality with widget that shows
  * date/time chooser as a popup panel.
- * 
+ *
  * @author Vaadin Ltd
- * 
+ *
  * @since 8.0
  *
  * @param <PANEL>
@@ -101,7 +101,7 @@ public abstract class TextualDateConnector<PANEL extends VAbstractCalendarPanel<
     /**
      * Returns {@code true} is the current resolution of the widget is month or
      * less specific (e.g. month, year, quarter, etc).
-     * 
+     *
      * @return {@code true} if the current resolution is above month
      */
     protected abstract boolean isResolutionMonthOrHigher();
diff --git a/client/src/main/java/com/vaadin/client/ui/dd/VAcceptCriteria.java b/client/src/main/java/com/vaadin/client/ui/dd/VAcceptCriteria.java
index 1e8704e92b..b6bb49d063 100644
--- a/client/src/main/java/com/vaadin/client/ui/dd/VAcceptCriteria.java
+++ b/client/src/main/java/com/vaadin/client/ui/dd/VAcceptCriteria.java
@@ -20,7 +20,7 @@ import com.vaadin.ui.dnd.DropTargetExtension;
 
 /**
  * A class via all AcceptCriteria instances are fetched by an identifier.
- * 
+ *
  * @author Vaadin Ltd
  * @deprecated Replaced in 8.1 with
  *             {@link DropTargetExtension#setDropCriteria(String)}
diff --git a/client/src/main/java/com/vaadin/client/ui/dd/VDragEvent.java b/client/src/main/java/com/vaadin/client/ui/dd/VDragEvent.java
index f603fbc464..6c1e2cd9f0 100644
--- a/client/src/main/java/com/vaadin/client/ui/dd/VDragEvent.java
+++ b/client/src/main/java/com/vaadin/client/ui/dd/VDragEvent.java
@@ -173,7 +173,7 @@ public class VDragEvent {
 
     /**
      * Returns the details of the drag and drop operation.
-     * 
+     *
      * TODO consider using similar smaller (than map) API as in Transferable
      *
      * TODO clean up when drop handler changes
diff --git a/client/src/main/java/com/vaadin/client/ui/dd/VHtml5DragEvent.java b/client/src/main/java/com/vaadin/client/ui/dd/VHtml5DragEvent.java
index 98f95fa075..28a910dc8c 100644
--- a/client/src/main/java/com/vaadin/client/ui/dd/VHtml5DragEvent.java
+++ b/client/src/main/java/com/vaadin/client/ui/dd/VHtml5DragEvent.java
@@ -101,15 +101,15 @@ public class VHtml5DragEvent extends NativeEvent {
                 }
             }
         }
-    
+
         // Zero sized files without a type are also likely to be folders
         var file = this.dataTransfer.files[fileIndex];
         if (file.size == 0 && !file.type) {
             return false;
         }
-    
+
         // TODO Make it detect folders on all browsers
-    
+
         return true;
     }-*/;
 
diff --git a/client/src/main/java/com/vaadin/client/ui/textfield/ValueChangeHandler.java b/client/src/main/java/com/vaadin/client/ui/textfield/ValueChangeHandler.java
index 4c53551409..35c52c1ee8 100644
--- a/client/src/main/java/com/vaadin/client/ui/textfield/ValueChangeHandler.java
+++ b/client/src/main/java/com/vaadin/client/ui/textfield/ValueChangeHandler.java
@@ -23,7 +23,7 @@ import com.vaadin.shared.ui.ValueChangeMode;
 /**
  * Helper for dealing with scheduling value change events based on a given mode
  * and possibly timeout.
- * 
+ *
  * @since 8.0
  */
 public class ValueChangeHandler {
diff --git a/client/src/main/java/com/vaadin/client/widgets/Escalator.java b/client/src/main/java/com/vaadin/client/widgets/Escalator.java
index 2899307e5b..f53ea4fdd8 100644
--- a/client/src/main/java/com/vaadin/client/widgets/Escalator.java
+++ b/client/src/main/java/com/vaadin/client/widgets/Escalator.java
@@ -729,13 +729,13 @@ public class Escalator extends Widget
         /*-{
             var vScroll = esc.@com.vaadin.client.widgets.Escalator::verticalScrollbar;
             var vScrollElem = vScroll.@com.vaadin.client.widget.escalator.ScrollbarBundle::getElement()();
-        
+
             var hScroll = esc.@com.vaadin.client.widgets.Escalator::horizontalScrollbar;
             var hScrollElem = hScroll.@com.vaadin.client.widget.escalator.ScrollbarBundle::getElement()();
-        
+
             return $entry(function(e) {
                 var target = e.target;
-        
+
                 // in case the scroll event was native (i.e. scrollbars were dragged, or
                 // the scrollTop/Left was manually modified), the bundles have old cache
                 // values. We need to make sure that the caches are kept up to date.
@@ -756,29 +756,29 @@ public class Escalator extends Widget
             return $entry(function(e) {
                 var deltaX = e.deltaX ? e.deltaX : -0.5*e.wheelDeltaX;
                 var deltaY = e.deltaY ? e.deltaY : -0.5*e.wheelDeltaY;
-        
+
                 // Delta mode 0 is in pixels; we don't need to do anything...
-        
+
                 // A delta mode of 1 means we're scrolling by lines instead of pixels
                 // We need to scale the number of lines by the default line height
                 if (e.deltaMode === 1) {
                     var brc = esc.@com.vaadin.client.widgets.Escalator::body;
                     deltaY *= brc.@com.vaadin.client.widgets.Escalator.AbstractRowContainer::getDefaultRowHeight()();
                 }
-        
+
                 // Other delta modes aren't supported
                 if ((e.deltaMode !== undefined) && (e.deltaMode >= 2 || e.deltaMode < 0)) {
                     var msg = "Unsupported wheel delta mode \"" + e.deltaMode + "\"";
-        
+
                     // Print warning message
                     esc.@com.vaadin.client.widgets.Escalator::logWarning(*)(msg);
                 }
-        
+
                 // IE8 has only delta y
                 if (isNaN(deltaY)) {
                     deltaY = -0.5*e.wheelDelta;
                 }
-        
+
                 @com.vaadin.client.widgets.Escalator.JsniUtil::moveScrollFromEvent(*)(esc, deltaX, deltaY, e);
             });
         }-*/;