DevTools: remove illusionary caching from String.prototype.lineEndings

third_party/WebKit/Source/devtools/front_end/common/ContentProvider.js

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 61 matching lines @@
  * @param {string} content
  * @param {string} query
  * @param {boolean} caseSensitive
  * @param {boolean} isRegex
  * @return {!Array.<!WebInspector.ContentProvider.SearchMatch>}
  */
 WebInspector.ContentProvider.performSearchInContent = function(content, query, caseSensitive, isRegex)
 {
     var regex = createSearchRegex(query, caseSensitive, isRegex);
 
-    var contentString = new String(content);
+    var text = new WebInspector.Text(content);
     var result = [];
-    for (var i = 0; i < contentString.lineCount(); ++i) {
-        var lineContent = contentString.lineAt(i);
+    for (var i = 0; i < text.lineCount(); ++i) {
+        var lineContent = text.lineAt(i);
         regex.lastIndex = 0;
         if (regex.exec(lineContent))
             result.push(new WebInspector.ContentProvider.SearchMatch(i, lineContent));
     }
     return result;
 }