Add ContentVideoViewOverlay to AVDA.

media/gpu/avda_codec_allocator_unittest.cc

Index: media/gpu/avda_codec_allocator_unittest.cc
diff --git a/media/gpu/avda_codec_allocator_unittest.cc b/media/gpu/avda_codec_allocator_unittest.cc
index 4be7e91fe7a8a8c8e8f9b1eb589d801692798729..9c8aed09515be14026746d71a19d6d01e59faf53 100644
--- a/media/gpu/avda_codec_allocator_unittest.cc
+++ b/media/gpu/avda_codec_allocator_unittest.cc
@@ -42,7 +42,8 @@ void SignalImmediately(base::WaitableEvent* event) {
 }
 }
 
-class MockClient : public AVDACodecAllocatorClient {
+class MockClient : public AVDACodecAllocatorClient,
+                   public AVDASurfaceAllocatorClient {
  public:
   MOCK_METHOD1(OnSurfaceAvailable, void(bool success));
   MOCK_METHOD0(OnSurfaceDestroyed, void());