Move Extension into extensions namespace

chrome/browser/ui/panels/base_panel_browser_test.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/ui/panels/base_panel_browser_test.h"
 
 #include "chrome/browser/ui/browser_list.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 22 matching lines @@
 #include "ui/base/x/x11_util.h"
 #endif
 
 #if defined(OS_MACOSX)
 #include "base/mac/scoped_nsautorelease_pool.h"
 #include "chrome/browser/ui/cocoa/find_bar/find_bar_bridge.h"
 #include "chrome/browser/ui/cocoa/run_loop_testing.h"
 #endif
 
 using content::WebContentsTester;
+using extensions::Extension;
 
 namespace {
 
 const gfx::Rect kTestingPrimaryScreenArea = gfx::Rect(0, 0, 800, 600);
 const gfx::Rect kTestingWorkArea = gfx::Rect(0, 0, 800, 580);
 
 struct MockDesktopBar {
   bool auto_hiding_enabled;
   DisplaySettingsProvider::DesktopBarVisibility visibility;
   int thickness;
@@ skipping 436 matching lines @@
 }
 
 void BasePanelBrowserTest::MoveMouse(const gfx::Point& position) {
   PanelManager::GetInstance()->mouse_watcher()->NotifyMouseMovement(position);
 }
 
 std::string BasePanelBrowserTest::MakePanelName(int index) {
   std::string panel_name("Panel");
   return panel_name + base::IntToString(index);
 }