Make kClearSiteDataOnExit work correctly for Flash in multi-profile.

chrome/browser/plugin_data_remover.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_PLUGIN_DATA_REMOVER_H_
 #define CHROME_BROWSER_PLUGIN_DATA_REMOVER_H_
 #pragma once
 
 #include "base/memory/ref_counted.h"
 #include "base/time.h"
@@ skipping 28 matching lines @@
   // Indicates whether we are still in the process of removing plug-in data.
   bool is_removing() const { return is_removing_; }
 
   // Wait until removing has finished. When the browser is still running (i.e.
   // not during shutdown), you should use a WaitableEventWatcher in combination
   // with the WaitableEvent returned by StartRemoving.
   void Wait();
 
   // PluginProcessHost::Client methods.
   virtual int ID();
+  virtual bool SaveLocalState();
   virtual bool OffTheRecord();
   virtual void SetPluginInfo(const webkit::npapi::WebPluginInfo& info);
   virtual void OnChannelOpened(const IPC::ChannelHandle& handle);
   virtual void OnError();
 
   // IPC::Channel::Listener methods.
   virtual bool OnMessageReceived(const IPC::Message& message);
   virtual void OnChannelError();
 
  private:
@@ skipping 21 matching lines @@
   scoped_ptr<base::WaitableEvent> event_;
   // We own the channel, but it's used on the IO thread, so it needs to be
   // deleted there. It's NULL until we have opened a connection to the plug-in
   // process.
   IPC::Channel* channel_;
 
   DISALLOW_COPY_AND_ASSIGN(PluginDataRemover);
 };
 
 #endif  // CHROME_BROWSER_PLUGIN_DATA_REMOVER_H_