Defer setting "internalinstanceid" so that pending (and destroyed)

content/renderer/browser_plugin/browser_plugin.h

 // Copyright 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 CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_H_
 #define CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_H_
 
 #include "third_party/WebKit/public/web/WebPlugin.h"
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 37 matching lines @@
 
   // Informs the guest of an updated focus state.
   void UpdateGuestFocusState(blink::WebFocusType focus_type);
 
   // Indicates whether the guest should be focused.
   bool ShouldGuestBeFocused() const;
 
   // A request to enable hardware compositing.
   void EnableCompositing(bool enable);
 
+  void UpdateInternalInstanceId();
+
   // Provided that a guest instance ID has been allocated, this method attaches
   // this BrowserPlugin instance to that guest.
   void Attach();
 
   // This method detaches this BrowserPlugin instance from the guest that it's
   // currently attached to, if any.
   void Detach();
 
   // Notify the plugin about a compositor commit so that frame ACKs could be
   // sent, if needed.
@@ skipping 134 matching lines @@
   // Weak factory used in v8 |MakeWeak| callback, since the v8 callback might
   // get called after BrowserPlugin has been destroyed.
   base::WeakPtrFactory<BrowserPlugin> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserPlugin);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_H_