cc: Allow DeferredInitialize to use DelegatingRenderer

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 0548bdea5fe6ef2846a1eef58e7d4cd88db3100d..684b940d5322f5112f0a86d32c50c6835299335b 100644
--- a/cc/test/fake_output_surface_client.h
+++ b/cc/test/fake_output_surface_client.h
@@ -10,16 +10,21 @@
 
 namespace cc {
 
+class OutputSurface;
+
 class FakeOutputSurfaceClient : public OutputSurfaceClient {
  public:
-  FakeOutputSurfaceClient()
-      : begin_frame_count_(0),
+  FakeOutputSurfaceClient() : FakeOutputSurfaceClient(NULL) {}
+
+  explicit FakeOutputSurfaceClient(OutputSurface* output_surface)
+      : output_surface_(output_surface),
+        begin_frame_count_(0),
         deferred_initialize_called_(false),
         did_lose_output_surface_called_(false),
         memory_policy_(0) {}
 
   virtual void DeferredInitialize() OVERRIDE;
-  virtual void ReleaseGL() OVERRIDE {}
+  virtual void ReleaseGL() OVERRIDE;
   virtual void CommitVSyncParameters(base::TimeTicks timebase,
                                      base::TimeDelta interval) OVERRIDE {}
   virtual void SetNeedsRedrawRect(const gfx::Rect& damage_rect) OVERRIDE {}
@@ -49,6 +54,7 @@ class FakeOutputSurfaceClient : public OutputSurfaceClient {
   const ManagedMemoryPolicy& memory_policy() const { return memory_policy_; }
 
  private:
+  OutputSurface* output_surface_;
   int begin_frame_count_;
   bool deferred_initialize_called_;
   bool did_lose_output_surface_called_;