PPB_VideoDecoder_Dev::Initialize is now synchronous!

content/common/gpu/gpu_messages.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Multiply-included message file, hence no include guard here, but see below
 // for a much smaller-than-usual include guard section.
 
 #include <vector>
 #include <string>
 
@@ skipping 368 matching lines @@
                            int32 /* id */)
 
 // Get the shared memory handle for a transfer buffer mapped to the callers
 // process.
 IPC_SYNC_MESSAGE_ROUTED1_2(GpuCommandBufferMsg_GetTransferBuffer,
                            int32 /* id */,
                            base::SharedMemoryHandle /* transfer_buffer */,
                            uint32 /* size */)
 
 // Create and initialize a hardware video decoder.
-IPC_MESSAGE_ROUTED1(GpuCommandBufferMsg_CreateVideoDecoder,
-                    std::vector<uint32> /* configs */)
+IPC_SYNC_MESSAGE_ROUTED1_0(GpuCommandBufferMsg_CreateVideoDecoder,
+                           std::vector<uint32> /* configs */)
 
 // Release all resources held by the hardware video decoder associated with this
 // stub.
 IPC_SYNC_MESSAGE_ROUTED0_0(GpuCommandBufferMsg_DestroyVideoDecoder)
 
 // Send from command buffer stub to proxy when window is invalid and must be
 // repainted.
 IPC_MESSAGE_ROUTED0(GpuCommandBufferMsg_NotifyRepaint)
 
 // Tells the GPU process to resize an offscreen frame buffer.
@@ skipping 89 matching lines @@
 // Accelerated video decoder has consumed input buffer from transfer buffer.
 IPC_MESSAGE_ROUTED1(AcceleratedVideoDecoderHostMsg_BitstreamBufferProcessed,
                     int32) /* Processed buffer ID */
 
 // Allocate video frames for output of the hardware video decoder.
 IPC_MESSAGE_ROUTED2(AcceleratedVideoDecoderHostMsg_ProvidePictureBuffers,
                     int32, /* Number of video frames to generate */
                     gfx::Size) /* Requested size of buffer */
 
 // Notify client that decoder has been initialized.
 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderHostMsg_InitializeDone)

[piman, 2011/07/28 23:40:59]

This message isn't used any more, right ? Remove ?

[Ami GONE FROM CHROMIUM, 2011/07/29 05:58:48]

Right.  Done.

 
 // Decoder reports that a picture is ready and buffer does not need to be passed
 // back to the decoder.
 IPC_MESSAGE_ROUTED1(AcceleratedVideoDecoderHostMsg_DismissPictureBuffer,
                     int32) /* Picture buffer ID */
 
 // Decoder reports that a picture is ready.
 IPC_MESSAGE_ROUTED2(AcceleratedVideoDecoderHostMsg_PictureReady,
                     int32,  /* Picture buffer ID */
                     int32)  /* Bitstream buffer ID */
 
 // Confirm decoder has been flushed.
 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderHostMsg_FlushDone)
 
 // Confirm decoder has been reset.
 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderHostMsg_ResetDone)
 
 // Decoder has faced end of stream marker in the stream.
 IPC_MESSAGE_ROUTED0(AcceleratedVideoDecoderHostMsg_EndOfStream)
 
 // Video decoder has encountered an error.
 IPC_MESSAGE_ROUTED1(AcceleratedVideoDecoderHostMsg_ErrorNotification,
                     uint32) /* Error ID */