Import TestRunner library into chromium.

content/shell/common/webkit_test_helpers.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/shell/common/webkit_test_helpers.h"
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/public/common/content_switches.h"
+#include "content/public/test/layout_tests/WebPreferences.h"
 #include "content/shell/common/shell_switches.h"
-#include "third_party/WebKit/public/testing/WebPreferences.h"
 #include "webkit/common/webpreferences.h"
 
 namespace content {
 
 void ExportLayoutTestSpecificPreferences(
     const WebTestRunner::WebPreferences& from,
     WebPreferences* to) {
   to->allow_universal_access_from_file_urls =
       from.allowUniversalAccessFromFileURLs;
   to->dom_paste_enabled = from.DOMPasteAllowed;
@@ skipping 87 matching lines @@
   prefs->viewport_enabled = false;
 }
 
 base::FilePath GetWebKitRootDirFilePath() {
   base::FilePath base_path;
   PathService::Get(base::DIR_SOURCE_ROOT, &base_path);
   return base_path.Append(FILE_PATH_LITERAL("third_party/WebKit"));
 }
 
 }  // namespace content