[WIP] BufferedInputRouter

content/renderer/gpu/input_event_filter.h

Index: content/renderer/gpu/input_event_filter.h
diff --git a/content/renderer/gpu/input_event_filter.h b/content/renderer/gpu/input_event_filter.h
index b4526200c2f2685863ee62f5c06fe47c94c6e3bf..e8ca0d4f1120f0732d03d72e9123580cbfcf83c8 100644
--- a/content/renderer/gpu/input_event_filter.h
+++ b/content/renderer/gpu/input_event_filter.h
@@ -11,8 +11,9 @@
 #include "base/callback_forward.h"
 #include "base/synchronization/lock.h"
 #include "content/common/content_export.h"
-#include "content/port/common/input_event_ack_state.h"
+#include "content/common/input/input_event_disposition.h"
 #include "content/renderer/gpu/input_handler_manager_client.h"
+#include "content/renderer/gpu/renderer_event_packet.h"
 #include "ipc/ipc_channel_proxy.h"
 #include "third_party/WebKit/public/web/WebInputEvent.h"
 
@@ -26,9 +27,13 @@
 
 namespace content {
 
+class InputEvent;
+class EventPacketHandler;
+
 class CONTENT_EXPORT InputEventFilter
     : public InputHandlerManagerClient,
-      public IPC::ChannelProxy::MessageFilter {
+      public IPC::ChannelProxy::MessageFilter,
+      NON_EXPORTED_BASE(public RendererEventPacket::Dispatcher) {
  public:
   InputEventFilter(IPC::Listener* main_listener,
                    const scoped_refptr<base::MessageLoopProxy>& target_loop);
@@ -60,13 +65,20 @@ class CONTENT_EXPORT InputEventFilter
   friend class IPC::ChannelProxy::MessageFilter;
   virtual ~InputEventFilter();
 
-  void ForwardToMainListener(const IPC::Message& message);
   void ForwardToHandler(const IPC::Message& message);
-  void SendACK(WebKit::WebInputEvent::Type type,
-               InputEventAckState ack_result,
-               const ui::LatencyInfo& latency_info,
-               int routing_id);
-  void SendMessageOnIOThread(const IPC::Message& message);
+  void ForwardToMainListener(const IPC::Message& message);
+  void ForwardToMainListenerOnMainThread(const IPC::Message& message);
+  void OnHandleInputEvent(const IPC::Message& message);
+  void OnHandleEventPacket(const IPC::Message& message);
+  void Send(IPC::Message* message);
+  void SendOnIOThread(scoped_ptr<IPC::Message> message);
+
+  // RendererEventPacket::Dispatcher
+  virtual InputEventDisposition Dispatch(const IPC::Message& message) OVERRIDE;
+  virtual InputEventDisposition Dispatch(int routing_id,
+                                         const WebKit::WebInputEvent* web_event,
+                                         const ui::LatencyInfo& latency_info,
+                                         bool is_keyboard_shortcut) OVERRIDE;
 
   scoped_refptr<base::MessageLoopProxy> main_loop_;
   IPC::Listener* main_listener_;