Move remaining non-test, non-Chrome-specific Prefs code to base/prefs/.

chrome/browser/tab_contents/render_view_context_menu_unittest.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 "chrome/browser/tab_contents/render_view_context_menu.h"
 
+#include "base/prefs/pref_service.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/custom_handlers/protocol_handler_registry.h"
 #include "chrome/browser/extensions/extension_prefs.h"
 #include "chrome/browser/prefs/incognito_mode_prefs.h"
-#include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/tab_contents/render_view_context_menu_test_util.h"
 #include "chrome/test/base/chrome_render_view_host_test_harness.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/test/test_browser_thread.h"
 #include "extensions/common/url_pattern.h"
 #include "googleurl/src/gurl.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebContextMenuData.h"
@@ skipping 265 matching lines @@
       menu->IsCommandIdEnabled(IDC_CONTENT_CONTEXT_OPENLINKOFFTHERECORD));
 
   // Disable Incognito mode.
   IncognitoModePrefs::SetAvailability(profile()->GetPrefs(),
                                       IncognitoModePrefs::DISABLED);
   menu.reset(CreateContextMenu());
   ASSERT_TRUE(menu->IsItemPresent(IDC_CONTENT_CONTEXT_OPENLINKOFFTHERECORD));
   EXPECT_FALSE(
       menu->IsCommandIdEnabled(IDC_CONTENT_CONTEXT_OPENLINKOFFTHERECORD));
 }