Ajax:Attributes:CSS:Manipulation: Reduce Android 2.3 support

Drop non-critical workarounds for Android 2.3.

Fixes gh-2483
Fixes gh-2505
Closes gh-2581

1 files changed, 1 insertions, 32 deletions

diff --git a/src/css/support.js b/src/css/support.js
index 0758fa8a4..08560b42a 100644
--- a/src/css/support.js
+++ b/src/css/support.js
@@ -29,10 +29,7 @@ define( [
 	// so they're executed at the same time to save the second computation.
 	function computeStyleTests() {
 		div.style.cssText =
-
-			// Support: Android 2.3
-			// Vendor-prefix box-sizing
-			"-webkit-box-sizing:border-box;box-sizing:border-box;" +
+			"box-sizing:border-box;" +
 			"display:block;position:absolute;" +
 			"margin:0;margin-top:1%;margin-right:50%;" +
 			"border:1px;padding:1px;" +
@@ -72,34 +69,6 @@ define( [
 				computeStyleTests();
 			}
 			return pixelMarginRightVal;
-		},
-		reliableMarginRight: function() {
-
-			// Support: Android 2.3
-			// Check if div with explicit width and no margin-right incorrectly
-			// gets computed margin-right based on width of container. (#3333)
-			// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
-			// This support function is only executed once so no memoizing is needed.
-			var ret,
-				marginDiv = div.appendChild( document.createElement( "div" ) );
-
-			// Reset CSS: box-sizing; display; margin; border; padding
-			marginDiv.style.cssText = div.style.cssText =
-
-				// Support: Android 2.3
-				// Vendor-prefix box-sizing
-				"-webkit-box-sizing:content-box;box-sizing:content-box;" +
-				"display:block;margin:0;border:0;padding:0";
-			marginDiv.style.marginRight = marginDiv.style.width = "0";
-			div.style.width = "1px";
-			documentElement.appendChild( container );
-
-			ret = !parseFloat( window.getComputedStyle( marginDiv ).marginRight );
-
-			documentElement.removeChild( container );
-			div.removeChild( marginDiv );
-
-			return ret;
 		}
 	} );
 } )();