Make the Pepper proxy support in-process font rendering.

content/ppapi_plugin/ppapi_thread.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 CONTENT_PPAPI_PLUGIN_PPAPI_THREAD_H_
 #define CONTENT_PPAPI_PLUGIN_PPAPI_THREAD_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_native_library.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/process.h"
 #include "build/build_config.h"
 #include "content/common/child_thread.h"
 #include "ppapi/c/pp_module.h"
 #include "ppapi/proxy/dispatcher.h"
 #include "ppapi/c/trusted/ppp_broker.h"
 
 class FilePath;
+class PpapiWebKitThread;
 
 namespace IPC {
 struct ChannelHandle;
 }
 
 class PpapiThread : public ChildThread,
                     public pp::proxy::Dispatcher::Delegate {
  public:
   explicit PpapiThread(bool is_broker);
   ~PpapiThread();
 
  private:
   // ChildThread overrides.
   virtual bool OnMessageReceived(const IPC::Message& msg);
 
   // Dispatcher::Delegate implementation.
   virtual base::MessageLoopProxy* GetIPCMessageLoop();
   virtual base::WaitableEvent* GetShutdownEvent();
   virtual std::set<PP_Instance>* GetGloballySeenInstanceIDSet();
+  virtual pp::shared_impl::WebKitForwarding* GetWebKitForwarding();
+  virtual void PostToWebKitThread(const tracked_objects::Location& from_here,
+                                  const base::Closure& task);
 
   // Message handlers.
   void OnMsgLoadPlugin(const FilePath& path);
   void OnMsgCreateChannel(base::ProcessHandle host_process_handle,
                           int renderer_id);
 
   // Sets up the channel to the given renderer. On success, returns true and
   // fills the given ChannelHandle with the information from the new channel.
   bool SetupRendererChannel(base::ProcessHandle host_process_handle,
                             int renderer_id,
@@ skipping 14 matching lines @@
   // for the in-process PPAPI to handle this properly, but for proxied it's
   // unnecessary. The proxy talking to multiple renderers means that each
   // renderer has a different idea of what the module ID is for this plugin.
   // To force people to "do the right thing" we generate a random module ID
   // and pass it around as necessary.
   PP_Module local_pp_module_;
 
   // See Dispatcher::Delegate::GetGloballySeenInstanceIDSet.
   std::set<PP_Instance> globally_seen_instance_ids_;
 
+  // Lazily created by GetWebKitForwarding.
+  scoped_ptr<pp::shared_impl::WebKitForwarding> webkit_forwarding_;
+
+  scoped_ptr<PpapiWebKitThread> webkit_thread_;
+
   DISALLOW_IMPLICIT_CONSTRUCTORS(PpapiThread);
 };
 
 #endif  // CONTENT_PPAPI_PLUGIN_PPAPI_THREAD_H_