cc: Setup API to release OutputSurface from LTHClient.

cc/test/fake_proxy.cc

Index: cc/test/fake_proxy.cc
diff --git a/cc/test/fake_proxy.cc b/cc/test/fake_proxy.cc
index e37e144cb53fef70fb62df48dceaf6080b7cf532..80b40c4eb206c2ef78fdd3ba4f31cd83e5987366 100644
--- a/cc/test/fake_proxy.cc
+++ b/cc/test/fake_proxy.cc
@@ -24,6 +24,10 @@ RendererCapabilities& FakeProxy::GetRendererCapabilities() {
   return capabilities_;
 }
 
+scoped_ptr<OutputSurface> FakeProxy::ReleaseOutputSurface() {
+  return NULL;

[no sievers, 2015/09/10 17:27:45]

nit: nullptr

[sohanjg, 2015/09/11 07:00:49]

Done.

+}
+
 bool FakeProxy::BeginMainFrameRequested() const { return false; }
 
 bool FakeProxy::CommitRequested() const { return false; }