Sample code: IPC Transport object for GPU

content/browser/gpu/browser_gpu_channel_host_factory.cc

Index: content/browser/gpu/browser_gpu_channel_host_factory.cc
diff --git a/content/browser/gpu/browser_gpu_channel_host_factory.cc b/content/browser/gpu/browser_gpu_channel_host_factory.cc
index 58821e72b79f196d7c129b398507f31a751b6d84..809e9afa12ecc70b54296bdc24345c9c6524c5db 100644
--- a/content/browser/gpu/browser_gpu_channel_host_factory.cc
+++ b/content/browser/gpu/browser_gpu_channel_host_factory.cc
@@ -21,6 +21,8 @@
 #include "content/browser/gpu/gpu_surface_tracker.h"
 #include "content/browser/gpu/shader_disk_cache.h"
 #include "content/common/child_process_host_impl.h"
+#include "content/common/gpu/client/ipc/chrome/chrome_gpu_channel_host_ipc_transport.h"
+#include "content/common/gpu/gpu_create_command_buffer_config.h"
 #include "content/common/gpu/gpu_messages.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/content_browser_client.h"
@@ -293,7 +295,7 @@ BrowserGpuChannelHostFactory::AllocateSharedMemory(size_t size) {
 void BrowserGpuChannelHostFactory::CreateViewCommandBufferOnIO(
     CreateRequest* request,
     int32_t surface_id,
-    const GPUCreateCommandBufferConfig& init_params) {
+    const GpuCreateCommandBufferConfig& init_params) {
   GpuProcessHost* host = GpuProcessHost::FromID(gpu_host_id_);
   if (!host) {
     request->event.Signal();
@@ -321,7 +323,7 @@ void BrowserGpuChannelHostFactory::CommandBufferCreatedOnIO(
 
 CreateCommandBufferResult BrowserGpuChannelHostFactory::CreateViewCommandBuffer(
     int32_t surface_id,
-    const GPUCreateCommandBufferConfig& init_params,
+    const GpuCreateCommandBufferConfig& init_params,
     int32_t route_id) {
   CreateRequest request(route_id);
   GetIOThreadTaskRunner()->PostTask(
@@ -404,10 +406,15 @@ void BrowserGpuChannelHostFactory::GpuChannelEstablished() {
         FROM_HERE_WITH_EXPLICIT_FUNCTION(
             "466866 BrowserGpuChannelHostFactory::GpuChannelEstablished1"));
     GetContentClient()->SetGpuInfo(pending_request_->gpu_info());
-    gpu_channel_ = GpuChannelHost::Create(
-        this, gpu_client_id_, pending_request_->gpu_info(),
-        pending_request_->channel_handle(), shutdown_event_.get(),
-        gpu_memory_buffer_manager_.get());
+    scoped_ptr<GpuChannelHostIPCTransport> transport(
+        GpuHostIPCTransportFactory::Get()->CreateGpuChannelHostIPCTransport());
+    static_cast<ChromeGpuChannelHostIPCTransport*>(transport.get())
+        ->BindToService(this, gpu_client_id_,
+                        pending_request_->channel_handle(),
+                        shutdown_event_.get());
+    gpu_channel_ = GpuChannelHost::Create(std::move(transport),
+                                          pending_request_->gpu_info(),
+                                          gpu_memory_buffer_manager_.get());
   }
   gpu_host_id_ = pending_request_->gpu_host_id();
   pending_request_ = NULL;