Use MediaCodec.setOutputSurface() for fullscreen transitions on M.

media/gpu/ipc/service/gpu_video_decode_accelerator.cc

Index: media/gpu/ipc/service/gpu_video_decode_accelerator.cc
diff --git a/media/gpu/ipc/service/gpu_video_decode_accelerator.cc b/media/gpu/ipc/service/gpu_video_decode_accelerator.cc
index cdc67c2e7540bd8710dbfdea6e8739219fe6c7c6..ebc4ecd37174fa11147e657e651a5a822a61f3ad 100644
--- a/media/gpu/ipc/service/gpu_video_decode_accelerator.cc
+++ b/media/gpu/ipc/service/gpu_video_decode_accelerator.cc
@@ -204,6 +204,7 @@ bool GpuVideoDecodeAccelerator::OnMessageReceived(const IPC::Message& msg) {
                         OnReusePictureBuffer)
     IPC_MESSAGE_HANDLER(AcceleratedVideoDecoderMsg_Flush, OnFlush)
     IPC_MESSAGE_HANDLER(AcceleratedVideoDecoderMsg_Reset, OnReset)
+    IPC_MESSAGE_HANDLER(AcceleratedVideoDecoderMsg_SetSurface, OnSetSurface)
     IPC_MESSAGE_HANDLER(AcceleratedVideoDecoderMsg_Destroy, OnDestroy)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
@@ -497,6 +498,11 @@ void GpuVideoDecodeAccelerator::OnReset() {
   video_decode_accelerator_->Reset();
 }
 
+void GpuVideoDecodeAccelerator::OnSetSurface(int32_t surface_id) {
+  DCHECK(video_decode_accelerator_);
+  video_decode_accelerator_->SetSurface(surface_id);
+}
+
 void GpuVideoDecodeAccelerator::OnDestroy() {
   DCHECK(video_decode_accelerator_);
   OnWillDestroyStub();