fix #12440 - [Gridx Regression]RowHeader: Rowheader mis-aligned with row after resize height of grid in IE11

Author: yurychika

modules/RowHeader.js

@@ -266,7 +266,9 @@ define([
 		},
 
 		_onResize: function(){
-			var ie = has('ie'), bn;
+			var ie = has('ie')? has('ie') : has('trident')? 11 : false, 
+				bn;
+
 			for(var brn = this.grid.bodyNode.firstChild, n = this.bodyNode.firstChild;
 				brn && n;
 				brn = brn.nextSibling, n = n.nextSibling){