DevTools: [SASS] fix CSSWorkspaceBinding.propertyUILocation to account for comments

third_party/WebKit/LayoutTests/inspector/sass/sass-test.js

 var initialize_SassTest = function() {
 
 InspectorTest.preloadModule("sass");
 
 var cssParserService = null;
 
 InspectorTest.cssParserService = function()
 {
     if (!cssParserService)
         cssParserService = new WebInspector.CSSParserService();
@@ skipping 287 matching lines @@
 {
     matchNumber = matchNumber || 0;
     var re = new RegExp(pattern.escapeForRegExp(), "g");
     var match;
     while ((match = re.exec(source)) !== null && matchNumber) {
         --matchNumber;
     }
     if (!match)
         return null;
     var sourceRange = new WebInspector.SourceRange(match.index, match[0].length);
-    var textRange = sourceRange.toTextRange(new WebInspector.Text(source));
+    var textRange = new WebInspector.Text(source).toTextRange(sourceRange);
     return new WebInspector.SourceEdit("", textRange, newText);
 }
 
 }