Browser Plugin: Only install BrowserPluginMessageFilter if render process supports BrowserPlugin.

content/browser/renderer_host/render_process_host_impl.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 CONTENT_BROWSER_RENDERER_HOST_BROWSER_RENDER_PROCESS_HOST_IMPL_H_
 #define CONTENT_BROWSER_RENDERER_HOST_BROWSER_RENDER_PROCESS_HOST_IMPL_H_
 
 #include <map>
 #include <queue>
 #include <string>
@@ skipping 43 matching lines @@
 // A RenderProcessHost is also associated with one and only one
 // StoragePartition.  This allows us to implement strong storage isolation
 // because all the IPCs from the RenderViews (renderer) will only ever be able
 // to access the partition they are assigned to.
 class CONTENT_EXPORT RenderProcessHostImpl
     : public RenderProcessHost,
       public ChildProcessLauncher::Client {
  public:
   RenderProcessHostImpl(BrowserContext* browser_context,
                         StoragePartitionImpl* storage_partition_impl,
+                        bool supports_browser_plugin,
                         bool is_guest);
   virtual ~RenderProcessHostImpl();
 
   // RenderProcessHost implementation (public portion).
   virtual void EnableSendQueue() OVERRIDE;
   virtual bool Init() OVERRIDE;
   virtual int GetNextRoutingID() OVERRIDE;
   virtual void SimulateSwapOutACK(const ViewMsg_SwapOut_Params& params)
       OVERRIDE;
   virtual bool WaitForBackingStoreMsg(int render_widget_id,
@@ skipping 231 matching lines @@
 
 #if defined(OS_ANDROID)
   // Android WebView needs to use a SyncChannel to block the browser process
   // for synchronous find-in-page API support. In that case the shutdown event
   // makes no sense as the Android port doesn't shutdown, but gets killed.
   // SyncChannel still expects a shutdown event, so create a dummy one that
   // will never will be signaled.
   base::WaitableEvent dummy_shutdown_event_;
 #endif
 
+  // Indicates whether this is a RenderProcessHost that has permission to embed
+  // Browser Plugins.
+  bool supports_browser_plugin_;
+
   // Indicates whether this is a RenderProcessHost of a Browser Plugin guest
   // renderer.
   bool is_guest_;
 
   // Forwards messages between WebRTCInternals in the browser process
   // and PeerConnectionTracker in the renderer process.
   scoped_refptr<PeerConnectionTrackerHost> peer_connection_tracker_host_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderProcessHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_BROWSER_RENDER_PROCESS_HOST_IMPL_H_