Remove unused BrowserBubble remnants.

chrome/browser/external_tab_container_win.h

 // Copyright (c) 2011 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.
 
 #ifndef CHROME_BROWSER_EXTERNAL_TAB_CONTAINER_WIN_H_
 #define CHROME_BROWSER_EXTERNAL_TAB_CONTAINER_WIN_H_
 #pragma once
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/lazy_instance.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/automation/automation_resource_message_filter.h"
 #include "chrome/browser/infobars/infobar_container.h"
 #include "chrome/browser/net/chrome_url_request_context.h"
 #include "chrome/browser/ui/blocked_content/blocked_content_tab_helper_delegate.h"
-#include "chrome/browser/ui/views/frame/browser_bubble_host.h"
 #include "chrome/browser/ui/views/unhandled_keyboard_event_handler.h"
 #include "content/browser/tab_contents/tab_contents_delegate.h"
 #include "content/browser/tab_contents/tab_contents_observer.h"
 #include "content/public/browser/navigation_types.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "ui/base/accelerators/accelerator.h"
 #include "ui/views/widget/native_widget_win.h"
 
 class AutomationProvider;
@@ skipping 12 matching lines @@
 // An external tab is a Chrome tab that is meant to displayed in an
 // external process. This class provides the FocusManger needed by the
 // TabContents as well as an implementation of TabContentsDelegate.
 class ExternalTabContainer : public TabContentsDelegate,
                              public TabContentsObserver,
                              public content::NotificationObserver,
                              public views::NativeWidgetWin,
                              public base::RefCounted<ExternalTabContainer>,
                              public ui::AcceleratorTarget,
                              public InfoBarContainer::Delegate,
-                             public BrowserBubbleHost,
                              public BlockedContentTabHelperDelegate {
  public:
   typedef std::map<uintptr_t, scoped_refptr<ExternalTabContainer> > PendingTabs;
 
   ExternalTabContainer(AutomationProvider* automation,
                        AutomationResourceMessageFilter* filter);
 
   TabContents* tab_contents() const;
   TabContentsWrapper* tab_contents_wrapper() { return tab_contents_.get(); }
 
@@ skipping 349 matching lines @@
     return false;
   }
 
   virtual void BeforeUnloadFired(TabContents* tab, bool proceed,
                                  bool* proceed_to_fire_unload) {
     NOTREACHED();
   }
 };
 
 #endif  // CHROME_BROWSER_EXTERNAL_TAB_CONTAINER_WIN_H_