Misc: Drop support for older browsers; update support comments

That includes Opera 12.x, Firefox<29, Safari<6.0 and some hacks
for old Blackberry.

Closes gh-1820
Refs gh-1815

1 files changed, 6 insertions, 6 deletions

diff --git a/src/css/support.js b/src/css/support.js
index 2cb6fe81d..4279d12e7 100644
--- a/src/css/support.js
+++ b/src/css/support.js
@@ -27,10 +27,10 @@ define([
 	// so they're executed at the same time to save the second computation.
 	function computePixelPositionAndBoxSizingReliable() {
 		div.style.cssText =
-			// Support: Firefox<29, Android 2.3
+			// Support: Android 2.3
 			// Vendor-prefix box-sizing
-			"-webkit-box-sizing:border-box;-moz-box-sizing:border-box;" +
-			"box-sizing:border-box;display:block;margin-top:1%;top:1%;" +
+			"-webkit-box-sizing:border-box;box-sizing:border-box;" +
+			"display:block;margin-top:1%;top:1%;" +
 			"border:1px;padding:1px;width:4px;position:absolute";
 		div.innerHTML = "";
 		docElem.appendChild( container );
@@ -72,10 +72,10 @@ define([
 
 				// Reset CSS: box-sizing; display; margin; border; padding
 				marginDiv.style.cssText = div.style.cssText =
-					// Support: Firefox<29, Android 2.3
+					// Support: Android 2.3
 					// Vendor-prefix box-sizing
-					"-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" +
-					"box-sizing:content-box;display:block;margin:0;border:0;padding:0";
+					"-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";
 				docElem.appendChild( container );