gpu: Add flag for enabling asynchronous worker context.

content/common/gpu/client/webgraphicscontext3d_command_buffer_impl.cc

 // Copyright (c) 2012 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.
 
 #include "content/common/gpu/client/webgraphicscontext3d_command_buffer_impl.h"
 
 #include "third_party/khronos/GLES2/gl2.h"
 #ifndef GL_GLEXT_PROTOTYPES
 #define GL_GLEXT_PROTOTYPES 1
 #endif
@@ skipping 26 matching lines @@
 #include "gpu/skia_bindings/gl_bindings_skia_cmd_buffer.h"
 #include "third_party/skia/include/core/SkTypes.h"
 
 namespace content {
 
 WebGraphicsContext3DCommandBufferImpl::WebGraphicsContext3DCommandBufferImpl(
     gpu::SurfaceHandle surface_handle,
     const GURL& active_url,
     scoped_refptr<gpu::GpuChannelHost> host,
     gfx::GpuPreference gpu_preference,
-    bool automatic_flushes)
-    : automatic_flushes_(automatic_flushes),
-      host_(std::move(host)),
+    bool automatic_flushes,
+    int32_t stream_id,
+    gpu::GpuStreamPriority stream_priority)
+    : host_(std::move(host)),
       surface_handle_(surface_handle),
       active_url_(active_url),
       gpu_preference_(gpu_preference),
+      automatic_flushes_(automatic_flushes),
+      stream_id_(stream_id),
+      stream_priority_(stream_priority),
       weak_ptr_factory_(this) {
   DCHECK(host_);
 }
 
 WebGraphicsContext3DCommandBufferImpl::
     ~WebGraphicsContext3DCommandBufferImpl() {
   if (real_gl_)
     real_gl_->SetLostContextCallback(base::Closure());
 
   Destroy();
@@ skipping 44 matching lines @@
     command_buffer_metrics::ContextType context_type) {
   if (!host_.get())
     return false;
 
   DCHECK(attributes.buffer_preserved);
   std::vector<int32_t> serialized_attributes;
   attributes.Serialize(&serialized_attributes);
 
   // Create a proxy to a command buffer in the GPU process.
   command_buffer_ = host_->CreateCommandBuffer(
-      surface_handle_, gfx::Size(), shared_command_buffer,
-      gpu::GpuChannelHost::kDefaultStreamId,
-      gpu::GpuChannelHost::kDefaultStreamPriority, serialized_attributes,
-      active_url_, gpu_preference_);
+      surface_handle_, gfx::Size(), shared_command_buffer, stream_id_,
+      stream_priority_, serialized_attributes, active_url_, gpu_preference_);
 
   if (!command_buffer_) {
     DLOG(ERROR) << "GpuChannelHost failed to create command buffer.";
     command_buffer_metrics::UmaRecordContextInitFailed(context_type);
     return false;
   }
 
   DVLOG_IF(1, gpu::error::IsError(command_buffer_->GetLastError()))
       << "Context dead on arrival. Last error: "
       << command_buffer_->GetLastError();
@@ skipping 86 matching lines @@
 WebGraphicsContext3DCommandBufferImpl::GetContextSupport() {
   return real_gl_.get();
 }
 
 void WebGraphicsContext3DCommandBufferImpl::OnContextLost() {
   if (context_lost_callback_)
     context_lost_callback_->onContextLost();
 }
 
 }  // namespace content