Don't take a fake UGI every time we execute Javascript.

content/public/test/browser_test_utils.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/public/test/browser_test_utils.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/json/json_reader.h"
 #include "base/path_service.h"
@@ skipping 91 matching lines @@
 // |render_frame_host|.  If |result| is not NULL, stores the value that the
 // evaluation of the script in |result|.  Returns true on success.
 bool ExecuteScriptHelper(RenderFrameHost* render_frame_host,
                          const std::string& original_script,
                          scoped_ptr<base::Value>* result) {
   // TODO(jcampan): we should make the domAutomationController not require an
   //                automation id.
   std::string script =
       "window.domAutomationController.setAutomationId(0);" + original_script;
   DOMOperationObserver dom_op_observer(render_frame_host->GetRenderViewHost());
-  render_frame_host->ExecuteJavaScript(base::UTF8ToUTF16(script));
+  render_frame_host->ExecuteJavaScriptForTests(base::UTF8ToUTF16(script));
   std::string json;
   if (!dom_op_observer.WaitAndGetResponse(&json)) {
     DLOG(ERROR) << "Cannot communicate with DOMOperationObserver.";
     return false;
   }
 
   // Nothing more to do for callers that ignore the returned JS value.
   if (!result)
     return true;
 
@@ skipping 603 matching lines @@
   }
   // The queue should not be empty, unless we were quit because of a timeout.
   if (message_queue_.empty())
     return false;
   *message = message_queue_.front();
   message_queue_.pop();
   return true;
 }
 
 }  // namespace content