Move Extension into extensions namespace

chrome/browser/ui/panels/panel.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/panel.h"
 
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
@@ skipping 584 matching lines @@
 
 void Panel::HandleKeyboardEvent(const NativeWebKeyboardEvent& event) {
   native_panel_->HandlePanelKeyboardEvent(event);
 }
 
 void Panel::ShowCreateWebAppShortcutsDialog(TabContentsWrapper* tab_contents) {
   NOTIMPLEMENTED();
 }
 
 void Panel::ShowCreateChromeAppShortcutsDialog(Profile* profile,
-                                               const Extension* app) {
+    const extensions::Extension* app) {
   NOTIMPLEMENTED();
 }
 
 void Panel::Cut() {
   native_panel_->PanelCut();
 }
 
 void Panel::Copy() {
   native_panel_->PanelCopy();
 }
@@ skipping 172 matching lines @@
   max_size_policy_ = CUSTOM_MAX_SIZE;
 }
 
 void Panel::OnPanelEndUserResizing() {
   SetPreviewMode(false);
 }
 
 void Panel::DestroyBrowser() {
   native_panel_->DestroyPanelBrowser();
 }