Make VEA client of command buffer; move sync. IPC to VDA/VEA::Initialize()

content/renderer/media/rtc_video_decoder_unittest.cc

Index: content/renderer/media/rtc_video_decoder_unittest.cc
diff --git a/content/renderer/media/rtc_video_decoder_unittest.cc b/content/renderer/media/rtc_video_decoder_unittest.cc
index ff16f8570cf38a945bde2c20aa39fee0b42f77fe..e6dfe3eeaa18aef03bc6260434eb07f0e701ac61 100644
--- a/content/renderer/media/rtc_video_decoder_unittest.cc
+++ b/content/renderer/media/rtc_video_decoder_unittest.cc
@@ -37,11 +37,7 @@ class RTCVideoDecoderTest : public ::testing::Test,
     mock_vda_ = new media::MockVideoDecodeAccelerator;
     EXPECT_CALL(*mock_gpu_factories_, GetTaskRunner())
         .WillRepeatedly(Return(vda_task_runner_));
-    EXPECT_CALL(*mock_gpu_factories_, DoCreateVideoDecodeAccelerator(_))
-        .WillRepeatedly(
-             Return(static_cast<media::VideoDecodeAccelerator*>(NULL)));
-    EXPECT_CALL(*mock_gpu_factories_,
-                DoCreateVideoDecodeAccelerator(media::VP8PROFILE_MAIN))
+    EXPECT_CALL(*mock_gpu_factories_, DoCreateVideoDecodeAccelerator())
         .WillRepeatedly(Return(mock_vda_));
     EXPECT_CALL(*mock_gpu_factories_, CreateSharedMemory(_))
         .WillRepeatedly(Return(static_cast<base::SharedMemory*>(NULL)));