Pass responsibility for IOSurface-texture reuse to the gpu process.

cc/test/fake_output_surface_client.h

Index: cc/test/fake_output_surface_client.h
diff --git a/cc/test/fake_output_surface_client.h b/cc/test/fake_output_surface_client.h
index bb0371582b2cd5a008958cf93acf7609e4c050d5..8b41ac15390a8d80000bda63420d6b0037c10eea 100644
--- a/cc/test/fake_output_surface_client.h
+++ b/cc/test/fake_output_surface_client.h
@@ -25,6 +25,8 @@ class FakeOutputSurfaceClient : public OutputSurfaceClient {
   void SetNeedsRedrawRect(const gfx::Rect& damage_rect) override {}
   void DidSwapBuffers() override;
   void DidSwapBuffersComplete() override {}
+  void DidReceiveTextureInUseResponses(
+      const gpu::TextureInUseResponses& responses) override {}
   void ReclaimResources(const CompositorFrameAck* ack) override {}
   void DidLoseOutputSurface() override;
   void SetExternalTilePriorityConstraints(