Cleanup: Remove unneeded includes of pref_names.h

chrome/browser/tab_restore_uitest.cc

 // Copyright (c) 2010 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 "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/common/chrome_paths.h"
-#include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/test/automation/tab_proxy.h"
 #include "chrome/test/automation/browser_proxy.h"
 #include "chrome/test/automation/window_proxy.h"
 #include "chrome/test/ui/ui_test.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/net_util.h"
 #include "net/test/test_server.h"
 
 // http://code.google.com/p/chromium/issues/detail?id=14774
@@ skipping 649 matching lines @@
   ASSERT_TRUE(tab->WaitForTabToBeRestored(action_timeout_ms()));
   GURL url;
   ASSERT_TRUE(tab->GetCurrentURL(&url));
   ASSERT_EQ(http_url, url);
 
   // Go back, and see if content is as expected.
   ASSERT_TRUE(tab->GoBack());
   EXPECT_TRUE(tab->FindInPage(std::wstring(L"webkit"), FWD, IGNORE_CASE, false,
                               NULL));
 }