Fix WebView compositor input handling

content/renderer/render_thread_impl.h

Index: content/renderer/render_thread_impl.h
diff --git a/content/renderer/render_thread_impl.h b/content/renderer/render_thread_impl.h
index ae011484c3d7d00fc551017944cfae5c1a79a48f..1a9cfd459032380345fa4589683d6d3fa8391eae 100644
--- a/content/renderer/render_thread_impl.h
+++ b/content/renderer/render_thread_impl.h
@@ -77,7 +77,9 @@ class DevToolsAgentFilter;
 class DomStorageDispatcher;
 class GpuChannelHost;
 class IndexedDBDispatcher;
+class InputEventFilter;
 class InputHandlerManager;
+class InputHandlerManagerClient;
 class MediaStreamCenter;
 class MediaStreamDependencyFactory;
 class P2PSocketDispatcher;
@@ -454,7 +456,11 @@ class CONTENT_EXPORT RenderThreadImpl : public RenderThread,
   // regardless of whether |compositor_thread_| is overriden.
   scoped_refptr<base::MessageLoopProxy> compositor_message_loop_proxy_;
 
+  // May be null if overriden by ContentRendererClient.
+  scoped_refptr<InputEventFilter> input_event_filter_;
+  scoped_ptr<InputHandlerManagerClient> override_input_handler_manager_client_;
   scoped_ptr<InputHandlerManager> input_handler_manager_;
+
   scoped_refptr<IPC::ForwardingMessageFilter> compositor_output_surface_filter_;
 
   class RendererContextProviderCommandBuffer;