Introduce InfoBarTabService API.

chrome/browser/plugin_infobar_delegates.h

 // 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.
 
 #ifndef CHROME_BROWSER_PLUGIN_INFOBAR_DELEGATES_H_
 #define CHROME_BROWSER_PLUGIN_INFOBAR_DELEGATES_H_
 
 #include "base/callback.h"
 #include "chrome/browser/api/infobars/confirm_infobar_delegate.h"
 #include "googleurl/src/gurl.h"
 
 #if defined(ENABLE_PLUGIN_INSTALLATION)
 #include "chrome/browser/plugin_installer_observer.h"
 #endif  // defined(ENABLE_PLUGIN_INSTALLATION)
 
+class InfoBarTabHelper;
 class HostContentSettingsMap;
 class PluginObserver;
 
 // Base class for blocked plug-in infobars.
 class PluginInfoBarDelegate : public ConfirmInfoBarDelegate {
  public:
   PluginInfoBarDelegate(InfoBarTabHelper* infobar_helper,
                         const string16& name,
                         const std::string& identifier);
 
@@ skipping 166 matching lines @@
   virtual string16 GetLinkText() const OVERRIDE;
   virtual bool LinkClicked(WindowOpenDisposition disposition) OVERRIDE;
 
   string16 message_;
 
   DISALLOW_COPY_AND_ASSIGN(PluginMetroModeInfoBarDelegate);
 };
 #endif  // defined(OS_WIN)
 
 #endif  // CHROME_BROWSER_PLUGIN_INFOBAR_DELEGATES_H_