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

content/common/gpu/client/command_buffer_proxy_impl.cc

Index: content/common/gpu/client/command_buffer_proxy_impl.cc
diff --git a/content/common/gpu/client/command_buffer_proxy_impl.cc b/content/common/gpu/client/command_buffer_proxy_impl.cc
index 3cf28b67e1360904a2972329036cd2eef94f8326..9c3ca3dde6560702016a715ca755e944a0d2a680 100644
--- a/content/common/gpu/client/command_buffer_proxy_impl.cc
+++ b/content/common/gpu/client/command_buffer_proxy_impl.cc
@@ -12,6 +12,7 @@
 #include "content/common/child_process_messages.h"
 #include "content/common/gpu/client/gpu_channel_host.h"
 #include "content/common/gpu/client/gpu_video_decode_accelerator_host.h"
+#include "content/common/gpu/client/gpu_video_encode_accelerator_host.h"
 #include "content/common/gpu/gpu_messages.h"
 #include "content/common/view_messages.h"
 #include "gpu/command_buffer/common/cmd_buffer_common.h"
@@ -459,24 +460,15 @@ bool CommandBufferProxyImpl::ProduceFrontBuffer(const gpu::Mailbox& mailbox) {
 }
 
 scoped_ptr<media::VideoDecodeAccelerator>
-CommandBufferProxyImpl::CreateVideoDecoder(media::VideoCodecProfile profile) {
-  int decoder_route_id;
-  scoped_ptr<media::VideoDecodeAccelerator> vda;
-  if (!Send(new GpuCommandBufferMsg_CreateVideoDecoder(route_id_, profile,
-                                                       &decoder_route_id))) {
-    LOG(ERROR) << "Send(GpuCommandBufferMsg_CreateVideoDecoder) failed";
-    return vda.Pass();
-  }
-
-  if (decoder_route_id < 0) {
-    DLOG(ERROR) << "Failed to Initialize GPU decoder on profile: " << profile;
-    return vda.Pass();
-  }
+CommandBufferProxyImpl::CreateVideoDecoder() {
+  return scoped_ptr<media::VideoDecodeAccelerator>(
+      new GpuVideoDecodeAcceleratorHost(channel_, this));
+}
 
-  GpuVideoDecodeAcceleratorHost* decoder_host =
-      new GpuVideoDecodeAcceleratorHost(channel_, decoder_route_id, this);
-  vda.reset(decoder_host);
-  return vda.Pass();
+scoped_ptr<media::VideoEncodeAccelerator>
+CommandBufferProxyImpl::CreateVideoEncoder() {
+  return scoped_ptr<media::VideoEncodeAccelerator>(
+      new GpuVideoEncodeAcceleratorHost(channel_, this));
 }
 
 gpu::error::Error CommandBufferProxyImpl::GetLastError() {
@@ -524,4 +516,9 @@ void CommandBufferProxyImpl::TryUpdateState() {
     shared_state()->Read(&last_state_);
 }
 
+gpu::CommandBufferSharedState* CommandBufferProxyImpl::shared_state() const {
+  return reinterpret_cast<gpu::CommandBufferSharedState*>(
+      shared_state_shm_->memory());
+}
+
 }  // namespace content