Added message filter receiving frames from compositor

content/public/browser/render_process_host.h

Index: content/public/browser/render_process_host.h
diff --git a/content/public/browser/render_process_host.h b/content/public/browser/render_process_host.h
index fd4805219d9a612c85ffa403d3f224fc6f9c4512..e94c6a0e58a2bdb8362f068ff63dbc3bfe7ced2d 100644
--- a/content/public/browser/render_process_host.h
+++ b/content/public/browser/render_process_host.h
@@ -15,6 +15,7 @@
 #include "base/process/kill.h"
 #include "base/process/process_handle.h"
 #include "base/supports_user_data.h"
+#include "content/browser/android/synchronous_compositor_observer.h"
 #include "content/common/content_export.h"
 #include "ipc/ipc_channel_proxy.h"
 #include "ipc/ipc_sender.h"
@@ -69,6 +70,8 @@ class CONTENT_EXPORT RenderProcessHost : public IPC::Sender,
 
   ~RenderProcessHost() override {}
 
+  virtual SynchronousCompositorObserver* GetFilter() = 0;
+
   // Initialize the new renderer process, returning true on success. This must
   // be called once before the object can be used, but can be called after
   // that with no effect. Therefore, if the caller isn't sure about whether