Move tab functions off Browser into browser_tabstrip and browser_tabrestore.

chrome/browser/extensions/browser_extension_window_controller.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/extensions/browser_extension_window_controller.h"
 
 #include "chrome/browser/extensions/api/tabs/tabs_constants.h"
 #include "chrome/browser/extensions/extension_tab_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/sessions/session_id.h"
 #include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/common/extensions/extension.h"
 
 BrowserExtensionWindowController::BrowserExtensionWindowController(
     Browser* browser)
     : ExtensionWindowController(browser->window(), browser->profile()),
       browser_(browser) {
 }
 
 int BrowserExtensionWindowController::GetWindowId() const {
@@ skipping 23 matching lines @@
   DictionaryValue* result = CreateWindowValue();
 
   result->Set(keys::kTabsKey, ExtensionTabUtil::CreateTabList(browser_));
 
   return result;
 }
 
 bool BrowserExtensionWindowController::CanClose(Reason* reason) const {
   // Don't let an extension remove the window if the user is dragging tabs
   // in that window.
-  if (!browser_->IsTabStripEditable()) {
+  if (!chrome::IsTabStripEditable(browser_)) {
     *reason = ExtensionWindowController::REASON_NOT_EDITABLE;
     return false;
   }
   return true;
 }
 
 void BrowserExtensionWindowController::SetFullscreenMode(
     bool is_fullscreen,
     const GURL& extension_url) const {
   if (browser_->window()->IsFullscreen() != is_fullscreen)
     browser_->ToggleFullscreenModeWithExtension(extension_url);
 }
 
 Browser* BrowserExtensionWindowController::GetBrowser() const {
   return browser_;
 }
 
 bool BrowserExtensionWindowController::IsVisibleToExtension(
     const extensions::Extension* extension) const {
   // Platform apps can only see their own windows.
   // TODO(mihaip): what about non-Aura panels?
   return !extension->is_platform_app();
 }