Add optimization for CHROMIUM_subscribe_uniform extension.

content/common/gpu/gpu_command_buffer_stub.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 "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/hash.h"
 #include "base/json/json_writer.h"
@@ skipping 130 matching lines @@
   return new DevToolsChannelData(res.release());
 }
 
 }  // namespace
 
 GpuCommandBufferStub::GpuCommandBufferStub(
     GpuChannel* channel,
     GpuCommandBufferStub* share_group,
     const gfx::GLSurfaceHandle& handle,
     gpu::gles2::MailboxManager* mailbox_manager,
+    gpu::gles2::SubscriptionRefSet* subscription_ref_set,
     gpu::ValueStateMap* pending_valuebuffer_state,
     const gfx::Size& size,
     const gpu::gles2::DisallowedFeatures& disallowed_features,
     const std::vector<int32>& attribs,
     gfx::GpuPreference gpu_preference,
     bool use_virtualized_gl_context,
     int32 route_id,
     int32 surface_id,
     GpuWatchdog* watchdog,
     bool software,
@@ skipping 25 matching lines @@
   if (share_group) {
     context_group_ = share_group->context_group_;
     DCHECK(context_group_->bind_generates_resource() ==
            attrib_parser.bind_generates_resource);
   } else {
     context_group_ = new gpu::gles2::ContextGroup(
         mailbox_manager,
         new GpuCommandBufferMemoryTracker(channel),
         channel_->gpu_channel_manager()->shader_translator_cache(),
         NULL,
+        subscription_ref_set,
         pending_valuebuffer_state,
         attrib_parser.bind_generates_resource);
   }
 
   use_virtualized_gl_context_ |=
       context_group_->feature_info()->workarounds().use_virtualized_gl_contexts;
 }
 
 GpuCommandBufferStub::~GpuCommandBufferStub() {
   Destroy();
@@ skipping 873 matching lines @@
 uint64 GpuCommandBufferStub::GetMemoryUsage() const {
   return GetMemoryManager()->GetClientMemoryUsage(this);
 }
 
 void GpuCommandBufferStub::SwapBuffersCompleted(
     const std::vector<ui::LatencyInfo>& latency_info) {
   Send(new GpuCommandBufferMsg_SwapBuffersCompleted(route_id_, latency_info));
 }
 
 }  // namespace content