Moved ExtensionPrefs and related into extensions namespace

chrome/browser/extensions/api/extension_action/page_as_browser_action_apitest.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 "base/command_line.h"
 #include "chrome/browser/extensions/browser_action_test_util.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/extensions/extension_browser_event_router.h"
 #include "chrome/browser/extensions/extension_prefs.h"
 #include "chrome/browser/extensions/extension_service.h"
@@ skipping 39 matching lines @@
   ASSERT_TRUE(RunExtensionTest("page_action/basics")) << message_;
   const Extension* extension = GetSingleLoadedExtension();
   ASSERT_TRUE(extension) << message_;
 
   // The extension declares a page action, but it should have gotten a browser
   // action instead.
   ASSERT_TRUE(extension->browser_action());
   ASSERT_FALSE(extension->page_action());
 
   // With the "action box" there won't be browser actions unless they're pinned.
-  ExtensionPrefs* prefs =
+  extensions::ExtensionPrefs* prefs =
       browser()->profile()->GetExtensionService()->extension_prefs();
   prefs->SetBrowserActionVisibility(extension, true);
 
   // Test that there is a browser action in the toolbar.
   ASSERT_EQ(1, GetBrowserActionsBar().NumberOfBrowserActions());
 
   {
     // Tell the extension to update the page action state.
     ResultCatcher catcher;
     ui_test_utils::NavigateToURL(browser(),
@@ skipping 109 matching lines @@
   const Extension* extension = GetSingleLoadedExtension();
   ASSERT_TRUE(extension) << message_;
 
   ResultCatcher catcher;
   ui_test_utils::NavigateToURL(browser(),
       GURL(extension->GetResourceURL("update.html")));
   ASSERT_TRUE(catcher.GetNextResult());
 }
 
 }