Fix WebView compositor input handling

content/renderer/android/synchronous_compositor_factory.h

Index: content/renderer/android/synchronous_compositor_factory.h
diff --git a/content/renderer/android/synchronous_compositor_factory.h b/content/renderer/android/synchronous_compositor_factory.h
index 9c8fdce2e08f6428cd31e729a7dabd3e8396b447..06e7c36faf61bda6a25d84b8440170c9bdcf7b0b 100644
--- a/content/renderer/android/synchronous_compositor_factory.h
+++ b/content/renderer/android/synchronous_compositor_factory.h
@@ -18,6 +18,8 @@ class OutputSurface;
 
 namespace content {
 
+class InputHandlerManagerClient;
+
 // Decouples creation from usage of the parts needed for the synchonous
 // compositor rendering path. In practice this is only used in single
 // process mode (namely, for Android WebView) hence the implementation of
@@ -34,6 +36,9 @@ class SynchronousCompositorFactory {
   virtual scoped_ptr<cc::OutputSurface> CreateOutputSurface(
       int routing_id) = 0;
 
+  // The factory maintains ownership of the returned interface.
+  virtual InputHandlerManagerClient* GetInputHandlerManagerClient() = 0;
+
  protected:
   SynchronousCompositorFactory() {}
   ~SynchronousCompositorFactory() {}