Tabs: Style updates

Ref #14246
Ref gh-1588

7 files changed, 66 insertions, 66 deletions

diff --git a/demos/tabs/manipulation.html b/demos/tabs/manipulation.html
index bb4bb34c7..e10621bf3 100644
--- a/demos/tabs/manipulation.html
+++ b/demos/tabs/manipulation.html
@@ -22,7 +22,7 @@
 
 		var tabs = $( "#tabs" ).tabs();
 
-		// modal dialog init: custom buttons and a "close" callback resetting the form inside
+		// Modal dialog init: custom buttons and a "close" callback resetting the form inside
 		var dialog = $( "#dialog" ).dialog({
 			autoOpen: false,
 			modal: true,
@@ -40,14 +40,14 @@
 			}
 		});
 
-		// addTab form: calls addTab function on submit and closes the dialog
+		// AddTab form: calls addTab function on submit and closes the dialog
 		var form = dialog.find( "form" ).on( "submit", function( event ) {
 			addTab();
 			dialog.dialog( "close" );
 			event.preventDefault();
 		});
 
-		// actual addTab function: adds new tab using the input from the form above
+		// Actual addTab function: adds new tab using the input from the form above
 		function addTab() {
 			var label = tabTitle.val() || "Tab " + tabCounter,
 				id = "tabs-" + tabCounter,
@@ -60,14 +60,14 @@
 			tabCounter++;
 		}
 
-		// addTab button: just opens the dialog
+		// AddTab button: just opens the dialog
 		$( "#add_tab" )
 			.button()
 			.on( "click", function() {
 				dialog.dialog( "open" );
 			});
 
-		// close icon: removing the tab on click
+		// Close icon: removing the tab on click
 		tabs.on( "click", "span.ui-icon-close", function() {
 			var panelId = $( this ).closest( "li" ).remove().attr( "aria-controls" );
 			$( "#" + panelId ).remove();
diff --git a/tests/unit/tabs/common.js b/tests/unit/tabs/common.js
index 42dd0c2fc..40c899847 100644
--- a/tests/unit/tabs/common.js
+++ b/tests/unit/tabs/common.js
@@ -19,7 +19,7 @@ common.testWidget( "tabs", {
 		hide: null,
 		show: null,
 
-		// callbacks
+		// Callbacks
 		activate: null,
 		beforeActivate: null,
 		beforeLoad: null,
diff --git a/tests/unit/tabs/core.js b/tests/unit/tabs/core.js
index b64f1d8f3..9c62817eb 100644
--- a/tests/unit/tabs/core.js
+++ b/tests/unit/tabs/core.js
@@ -191,7 +191,7 @@ asyncTest( "keyboard support - LEFT, RIGHT, UP, DOWN, HOME, END, SPACE, ENTER",
 	equal( tabs.filter( ".ui-state-focus" ).length, 0, "no tabs focused on init" );
 	tabs.eq( 0 ).simulate( "focus" );
 
-	// down, right, down (wrap), up (wrap)
+	// Down, right, down (wrap), up (wrap)
 	function step1() {
 		assert.hasClasses( tabs.eq( 0 ), "ui-state-focus", "first tab has focus" );
 		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
@@ -242,7 +242,7 @@ asyncTest( "keyboard support - LEFT, RIGHT, UP, DOWN, HOME, END, SPACE, ENTER",
 		setTimeout( step2, 25 );
 	}
 
-	// left, home, space
+	// Left, home, space
 	function step2() {
 		equal( tabs.eq( 2 ).attr( "aria-selected" ), "true", "third tab has aria-selected=true" );
 		equal( tabs.eq( 0 ).attr( "aria-selected" ), "false", "first tab has aria-selected=false" );
@@ -280,7 +280,7 @@ asyncTest( "keyboard support - LEFT, RIGHT, UP, DOWN, HOME, END, SPACE, ENTER",
 		setTimeout( step3 );
 	}
 
-	// end, enter
+	// End, enter
 	function step3() {
 		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
 		equal( tabs.eq( 2 ).attr( "aria-selected" ), "false", "third tab has aria-selected=false" );
@@ -307,7 +307,7 @@ asyncTest( "keyboard support - LEFT, RIGHT, UP, DOWN, HOME, END, SPACE, ENTER",
 		setTimeout( step4 );
 	}
 
-	// enter (collapse)
+	// Enter (collapse)
 	function step4() {
 		equal( tabs.eq( 2 ).attr( "aria-selected" ), "true", "third tab has aria-selected=true" );
 		ok( panels.eq( 2 ).is( ":visible" ), "third panel is visible" );
@@ -347,7 +347,7 @@ $.each({
 		equal( tabs.filter( ".ui-state-focus" ).length, 0, "no tabs focused on init" );
 		tabs.eq( 0 ).simulate( "focus" );
 
-		// down
+		// Down
 		function step1() {
 			var eventProperties = { keyCode: keyCode.DOWN };
 			eventProperties[ modifier + "Key" ] = true;
@@ -371,7 +371,7 @@ $.each({
 			setTimeout( step2, 25 );
 		}
 
-		// right
+		// Right
 		function step2() {
 			var eventProperties = { keyCode: keyCode.RIGHT };
 			eventProperties[ modifier + "Key" ] = true;
@@ -398,7 +398,7 @@ $.each({
 			setTimeout( step3, 25 );
 		}
 
-		// down (wrap)
+		// Down (wrap)
 		function step3() {
 			var eventProperties = { keyCode: keyCode.DOWN };
 			eventProperties[ modifier + "Key" ] = true;
@@ -421,7 +421,7 @@ $.each({
 			setTimeout( step4, 25 );
 		}
 
-		// up (wrap)
+		// Up (wrap)
 		function step4() {
 			var eventProperties = { keyCode: keyCode.UP };
 			eventProperties[ modifier + "Key" ] = true;
@@ -445,7 +445,7 @@ $.each({
 			setTimeout( step5, 25 );
 		}
 
-		// left
+		// Left
 		function step5() {
 			var eventProperties = { keyCode: keyCode.LEFT };
 			eventProperties[ modifier + "Key" ] = true;
@@ -472,7 +472,7 @@ $.each({
 			setTimeout( step6, 25 );
 		}
 
-		// home
+		// Home
 		function step6() {
 			var eventProperties = { keyCode: keyCode.HOME };
 			eventProperties[ modifier + "Key" ] = true;
@@ -499,7 +499,7 @@ $.each({
 			setTimeout( step7, 25 );
 		}
 
-		// end
+		// End
 		function step7() {
 			var eventProperties = { keyCode: keyCode.END };
 			eventProperties[ modifier + "Key" ] = true;
@@ -523,7 +523,7 @@ $.each({
 			setTimeout( step8, 25 );
 		}
 
-		// space
+		// Space
 		function step8() {
 			equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
 			ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
diff --git a/tests/unit/tabs/events.js b/tests/unit/tabs/events.js
index 7e3d27fda..307e110fd 100644
--- a/tests/unit/tabs/events.js
+++ b/tests/unit/tabs/events.js
@@ -58,7 +58,7 @@ test( "beforeActivate", function() {
 		anchors = tabs.find( ".ui-tabs-anchor" ),
 		panels = element.find( ".ui-tabs-panel" );
 
-	// from collapsed
+	// From collapsed
 	element.one( "tabsbeforeactivate", function( event, ui ) {
 		ok( !( "originalEvent" in event ), "originalEvent" );
 		equal( ui.oldTab.length, 0, "oldTab length" );
@@ -72,7 +72,7 @@ test( "beforeActivate", function() {
 	element.tabs( "option", "active", 0 );
 	state( element, 1, 0, 0 );
 
-	// switching tabs
+	// Switching tabs
 	element.one( "tabsbeforeactivate", function( event, ui ) {
 		equal( event.originalEvent.type, "click", "originalEvent" );
 		equal( ui.oldTab.length, 1, "oldTab length" );
@@ -88,7 +88,7 @@ test( "beforeActivate", function() {
 	anchors.eq( 1 ).trigger( "click" );
 	state( element, 0, 1, 0 );
 
-	// collapsing
+	// Collapsing
 	element.one( "tabsbeforeactivate", function( event, ui ) {
 		ok( !( "originalEvent" in event ), "originalEvent" );
 		equal( ui.oldTab.length, 1, "oldTab length" );
@@ -102,7 +102,7 @@ test( "beforeActivate", function() {
 	element.tabs( "option", "active", false );
 	state( element, 0, 0, 0 );
 
-	// prevent activation
+	// Prevent activation
 	element.one( "tabsbeforeactivate", function( event, ui ) {
 		ok( !( "originalEvent" in event ), "originalEvent" );
 		equal( ui.oldTab.length, 0, "oldTab length" );
@@ -129,7 +129,7 @@ test( "activate", function() {
 		anchors = element.find( ".ui-tabs-anchor" ),
 		panels = element.find( ".ui-tabs-panel" );
 
-	// from collapsed
+	// From collapsed
 	element.one( "tabsactivate", function( event, ui ) {
 		ok( !( "originalEvent" in event ), "originalEvent" );
 		equal( ui.oldTab.length, 0, "oldTab length" );
@@ -143,7 +143,7 @@ test( "activate", function() {
 	element.tabs( "option", "active", 0 );
 	state( element, 1, 0, 0 );
 
-	// switching tabs
+	// Switching tabs
 	element.one( "tabsactivate", function( event, ui ) {
 		equal( event.originalEvent.type, "click", "originalEvent" );
 		equal( ui.oldTab.length, 1, "oldTab length" );
@@ -159,7 +159,7 @@ test( "activate", function() {
 	anchors.eq( 1 ).trigger( "click" );
 	state( element, 0, 1, 0 );
 
-	// collapsing
+	// Collapsing
 	element.one( "tabsactivate", function( event, ui ) {
 		ok( !( "originalEvent" in event ), "originalEvent" );
 		equal( ui.oldTab.length, 1, "oldTab length" );
@@ -173,7 +173,7 @@ test( "activate", function() {
 	element.tabs( "option", "active", false );
 	state( element, 0, 0, 0 );
 
-	// prevent activation
+	// Prevent activation
 	element.one( "tabsbeforeactivate", function( event ) {
 		ok( true, "tabsbeforeactivate" );
 		event.preventDefault();
@@ -190,7 +190,7 @@ test( "beforeLoad", function() {
 	var tab, panelId, panel,
 		element = $( "#tabs2" );
 
-	// init
+	// Init
 	element.one( "tabsbeforeload", function( event, ui ) {
 		tab = element.find( ".ui-tabs-nav li" ).eq( 2 );
 		panelId = tab.attr( "aria-controls" );
@@ -234,7 +234,7 @@ test( "beforeLoad", function() {
 	state( element, 0, 0, 1, 0, 0 );
 	equal( panel.html(), "", "panel html after" );
 
-	// click, change panel content
+	// Click, change panel content
 	element.one( "tabsbeforeload", function( event, ui ) {
 		tab = element.find( ".ui-tabs-nav li" ).eq( 3 );
 		panelId = tab.attr( "aria-controls" );
@@ -263,7 +263,7 @@ asyncTest( "load", function() {
 	var tab, panelId, panel,
 		element = $( "#tabs2" );
 
-	// init
+	// Init
 	element.one( "tabsload", function( event, ui ) {
 		tab = element.find( ".ui-tabs-nav li" ).eq( 2 );
 		panelId = tab.attr( "aria-controls" );
diff --git a/tests/unit/tabs/methods.js b/tests/unit/tabs/methods.js
index 3be31c5f8..d904ac530 100644
--- a/tests/unit/tabs/methods.js
+++ b/tests/unit/tabs/methods.js
@@ -110,13 +110,13 @@ test( "refresh", function() {
 	state( element, 1, 0, 0 );
 	disabled( element, false );
 
-	// disable tab via markup
+	// Disable tab via markup
 	element.find( ".ui-tabs-nav li" ).eq( 1 ).addClass( "ui-state-disabled" );
 	element.tabs( "refresh" );
 	state( element, 1, 0, 0 );
 	disabled( element, [ 1 ] );
 
-	// add remote tab
+	// Add remote tab
 	element.find( ".ui-tabs-nav" ).append( "<li id='newTab'><a href='data/test.html'>new</a></li>" );
 	element.tabs( "refresh" );
 	state( element, 1, 0, 0, 0 );
@@ -124,13 +124,13 @@ test( "refresh", function() {
 	equal( element.find( "#" + $( "#newTab" ).attr( "aria-controls" ) ).length, 1,
 		"panel added for remote tab" );
 
-	// remove all tabs
+	// Remove all tabs
 	element.find( ".ui-tabs-nav li, .ui-tabs-panel" ).remove();
 	element.tabs( "refresh" );
 	state( element );
 	equal( element.tabs( "option", "active" ), false, "no active tab" );
 
-	// add tabs
+	// Add tabs
 	element.find( ".ui-tabs-nav" )
 		.append( "<li class='ui-state-disabled'><a href='#newTab2'>new 2</a></li>" )
 		.append( "<li><a href='#newTab3'>new 3</a></li>" )
@@ -145,26 +145,26 @@ test( "refresh", function() {
 	state( element, 0, 0, 0, 0 );
 	disabled( element, [ 0 ] );
 
-	// activate third tab
+	// Activate third tab
 	element.tabs( "option", "active", 2 );
 	state( element, 0, 0, 1, 0 );
 	disabled( element, [ 0 ] );
 
-	// remove fourth tab, third tab should stay active
+	// Remove fourth tab, third tab should stay active
 	element.find( ".ui-tabs-nav li" ).eq( 3 ).remove();
 	element.find( ".ui-tabs-panel" ).eq( 3 ).remove();
 	element.tabs( "refresh" );
 	state( element, 0, 0, 1 );
 	disabled( element, [ 0 ] );
 
-	// remove third (active) tab, second tab should become active
+	// Remove third (active) tab, second tab should become active
 	element.find( ".ui-tabs-nav li" ).eq( 2 ).remove();
 	element.find( ".ui-tabs-panel" ).eq( 2 ).remove();
 	element.tabs( "refresh" );
 	state( element, 0, 1 );
 	disabled( element, [ 0 ] );
 
-	// remove first tab, previously active tab (now first) should stay active
+	// Remove first tab, previously active tab (now first) should stay active
 	element.find( ".ui-tabs-nav li" ).eq( 0 ).remove();
 	element.find( ".ui-tabs-panel" ).eq( 0 ).remove();
 	element.tabs( "refresh" );
@@ -182,7 +182,7 @@ test( "refresh - looping", function() {
 	state( element, 0, 1, 0 );
 	disabled( element, [ 0 ] );
 
-	// remove active, jump to previous
+	// Remove active, jump to previous
 	// previous is disabled, just back one more
 	// reached first tab, move to end
 	// activate last tab
@@ -197,7 +197,7 @@ asyncTest( "load", function() {
 
 	var element = $( "#tabs2" ).tabs();
 
-	// load content of inactive tab
+	// Load content of inactive tab
 	// useful for preloading content with custom caching
 	element.one( "tabsbeforeload", function( event, ui ) {
 		var tab = element.find( ".ui-tabs-nav li" ).eq( 3 ),
diff --git a/tests/unit/tabs/options.js b/tests/unit/tabs/options.js
index 39771efe6..f615e165e 100644
--- a/tests/unit/tabs/options.js
+++ b/tests/unit/tabs/options.js
@@ -155,7 +155,7 @@ test( "collapsible", function( assert ) {
 test( "disabled", function( assert ) {
 	expect( 23 );
 
-	// fully enabled by default
+	// Fully enabled by default
 	var event,
 		element = $( "#tabs1" ).tabs();
 	disabled( element, false );
@@ -164,7 +164,7 @@ test( "disabled", function( assert ) {
 	assert.lacksClasses( element.tabs( "widget" ), "ui-tabs-disabled" );
 	ok( !element.tabs( "widget" ).attr( "aria-disabled" ), "after: wrapper doesn't have aria-disabled attr" );
 
-	// disable single tab
+	// Disable single tab
 	element.tabs( "option", "disabled", [ 1 ] );
 	disabled( element, [ 1 ] );
 
@@ -172,7 +172,7 @@ test( "disabled", function( assert ) {
 	assert.lacksClasses( element.tabs( "widget" ), "ui-tabs-disabled" );
 	ok( !element.tabs( "widget" ).attr( "aria-disabled" ), "after: wrapper doesn't have aria-disabled attr" );
 
-	// disabled active tab
+	// Disabled active tab
 	element.tabs( "option", "disabled", [ 0, 1 ] );
 	disabled( element, [ 0, 1 ] );
 
@@ -180,7 +180,7 @@ test( "disabled", function( assert ) {
 	assert.lacksClasses( element.tabs( "widget" ), "ui-tabs-disabled" );
 	ok( !element.tabs( "widget" ).attr( "aria-disabled" ), "after: wrapper doesn't have aria-disabled attr" );
 
-	// disable all tabs
+	// Disable all tabs
 	element.tabs( "option", "disabled", [ 0, 1, 2 ] );
 	disabled( element, true );
 
@@ -192,7 +192,7 @@ test( "disabled", function( assert ) {
 	element.find( ".ui-tabs-anchor" ).eq( 0 ).trigger( event );
 	ok( event.isDefaultPrevented(), "click is prevented for disabled tab" );
 
-	// enable all tabs
+	// Enable all tabs
 	element.tabs( "option", "disabled", [] );
 	disabled( element, false );
 });
@@ -209,7 +209,7 @@ test( "{ event: null }", function() {
 	equal( element.tabs( "option", "active" ), 1 );
 	state( element, 0, 1, 0 );
 
-	// ensure default click handler isn't bound
+	// Ensure default click handler isn't bound
 	element.find( ".ui-tabs-nav .ui-tabs-anchor" ).eq( 2 ).trigger( "click" );
 	equal( element.tabs( "option", "active" ), 1 );
 	state( element, 0, 1, 0 );
@@ -227,7 +227,7 @@ test( "{ event: custom }", function() {
 	equal( element.tabs( "option", "active" ), 1 );
 	state( element, 0, 1, 0 );
 
-	// ensure default click handler isn't bound
+	// Ensure default click handler isn't bound
 	element.find( ".ui-tabs-nav .ui-tabs-anchor" ).eq( 2 ).trigger( "click" );
 	equal( element.tabs( "option", "active" ), 1 );
 	state( element, 0, 1, 0 );
@@ -238,7 +238,7 @@ test( "{ event: custom }", function() {
 
 	element.tabs( "option", "event", "custom3" );
 
-	// ensure old event handlers are unbound
+	// Ensure old event handlers are unbound
 	element.find( ".ui-tabs-nav .ui-tabs-anchor" ).eq( 1 ).trigger( "custom1" );
 	equal( element.tabs( "option", "active" ), 2 );
 	state( element, 0, 0, 1 );
diff --git a/ui/widgets/tabs.js b/ui/widgets/tabs.js
index 0b7bf5850..034dcc3aa 100644
--- a/ui/widgets/tabs.js
+++ b/ui/widgets/tabs.js
@@ -53,7 +53,7 @@ $.widget( "ui.tabs", {
 		hide: null,
 		show: null,
 
-		// callbacks
+		// Callbacks
 		activate: null,
 		beforeActivate: null,
 		beforeLoad: null,
@@ -69,7 +69,7 @@ $.widget( "ui.tabs", {
 			anchorUrl = anchor.href.replace( rhash, "" );
 			locationUrl = location.href.replace( rhash, "" );
 
-			// decoding may throw an error if the URL isn't UTF-8 (#9518)
+			// Decoding may throw an error if the URL isn't UTF-8 (#9518)
 			try {
 				anchorUrl = decodeURIComponent( anchorUrl );
 			} catch ( error ) {}
@@ -103,7 +103,7 @@ $.widget( "ui.tabs", {
 			) ).sort();
 		}
 
-		// check for length avoids error when initializing empty list
+		// Check for length avoids error when initializing empty list
 		if ( this.options.active !== false && this.anchors.length ) {
 			this.active = this._findActive( options.active );
 		} else {
@@ -133,18 +133,18 @@ $.widget( "ui.tabs", {
 				} );
 			}
 
-			// check for a tab marked active via a class
+			// Check for a tab marked active via a class
 			if ( active === null ) {
 				active = this.tabs.index( this.tabs.filter( ".ui-tabs-active" ) );
 			}
 
-			// no active tab, set to false
+			// No active tab, set to false
 			if ( active === null || active === -1 ) {
 				active = this.tabs.length ? 0 : false;
 			}
 		}
 
-		// handle numbers: negative, out of range
+		// Handle numbers: negative, out of range
 		if ( active !== false ) {
 			active = this.tabs.index( this.tabs.eq( active ) );
 			if ( active === -1 ) {
@@ -152,7 +152,7 @@ $.widget( "ui.tabs", {
 			}
 		}
 
-		// don't allow collapsible: false and active: false
+		// Don't allow collapsible: false and active: false
 		if ( !collapsible && active === false && this.anchors.length ) {
 			active = 0;
 		}
@@ -320,7 +320,7 @@ $.widget( "ui.tabs", {
 		var options = this.options,
 			lis = this.tablist.children( ":has(a[href])" );
 
-		// get disabled tabs from class attribute from HTML
+		// Get disabled tabs from class attribute from HTML
 		// this will get converted to a boolean if needed in _refresh()
 		options.disabled = $.map( lis.filter( ".ui-state-disabled" ), function( tab ) {
 			return lis.index( tab );
@@ -328,7 +328,7 @@ $.widget( "ui.tabs", {
 
 		this._processTabs();
 
-		// was collapsed or no tabs
+		// Was collapsed or no tabs
 		if ( options.active === false || !this.anchors.length ) {
 			options.active = false;
 			this.active = $();
@@ -404,7 +404,7 @@ $.widget( "ui.tabs", {
 				}
 			} )
 
-			// support: IE <9
+			// Support: IE <9
 			// Preventing the default action in mousedown doesn't prevent IE
 			// from focusing the element, so if the anchor gets focused, blur.
 			// We don't have to worry about focusing the previously focused
@@ -440,7 +440,7 @@ $.widget( "ui.tabs", {
 				tab = $( anchor ).closest( "li" ),
 				originalAriaControls = tab.attr( "aria-controls" );
 
-			// inline tab
+			// Inline tab
 			if ( that._isLocal( anchor ) ) {
 				selector = anchor.hash;
 				panelId = selector.substring( 1 );
@@ -483,7 +483,7 @@ $.widget( "ui.tabs", {
 		}
 	},
 
-	// allow overriding how to find the list for rare usage scenarios (#7715)
+	// Allow overriding how to find the list for rare usage scenarios (#7715)
 	_getList: function() {
 		return this.tablist || this.element.find( "ol, ul" ).eq( 0 );
 	},
@@ -505,7 +505,7 @@ $.widget( "ui.tabs", {
 			}
 		}
 
-		// disable tabs
+		// Disable tabs
 		for ( i = 0; ( li = this.tabs[ i ] ); i++ ) {
 			currentItem = $( li );
 			if ( disabled === true || $.inArray( i, disabled ) !== -1 ) {
@@ -625,7 +625,7 @@ $.widget( "ui.tabs", {
 		this._toggle( event, eventData );
 	},
 
-	// handles show/hide for selecting tabs
+	// Handles show/hide for selecting tabs
 	_toggle: function( event, eventData ) {
 		var that = this,
 			toShow = eventData.newPanel,
@@ -649,7 +649,7 @@ $.widget( "ui.tabs", {
 			}
 		}
 
-		// start out by hiding, then showing, then completing
+		// Start out by hiding, then showing, then completing
 		if ( toHide.length && this.options.hide ) {
 			this._hide( toHide, this.options.hide, function() {
 				that._removeClass( eventData.oldTab.closest( "li" ),
@@ -692,12 +692,12 @@ $.widget( "ui.tabs", {
 		var anchor,
 			active = this._findActive( index );
 
-		// trying to activate the already active panel
+		// Trying to activate the already active panel
 		if ( active[ 0 ] === this.active[ 0 ] ) {
 			return;
 		}
 
-		// trying to collapse, simulate a click on the current active header
+		// Trying to collapse, simulate a click on the current active header
 		if ( !active.length ) {
 			active = this.active;
 		}
@@ -832,14 +832,14 @@ $.widget( "ui.tabs", {
 				}
 			};
 
-		// not remote
+		// Not remote
 		if ( this._isLocal( anchor[ 0 ] ) ) {
 			return;
 		}
 
 		this.xhr = $.ajax( this._ajaxSettings( anchor, event, eventData ) );
 
-		// support: jQuery <1.8
+		// Support: jQuery <1.8
 		// jQuery <1.8 returns false if the request is canceled in beforeSend,
 		// but as of 1.8, $.ajax() always returns a jqXHR object.
 		if ( this.xhr && this.xhr.statusText !== "canceled" ) {