De-Client CommandBuffer interface

services/gles2/command_buffer_driver.cc

 // Copyright 2013 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 "services/gles2/command_buffer_driver.h"
 
 #include "base/bind.h"
 #include "base/macros.h"
 #include "base/memory/shared_memory.h"
 #include "gpu/command_buffer/common/constants.h"
@@ skipping 63 matching lines @@
       mailbox_manager_(mailbox_manager),
       sync_point_manager_(sync_point_manager),
       weak_factory_(this) {
 }
 
 CommandBufferDriver::~CommandBufferDriver() {
   if (decoder_) {
     bool have_context = decoder_->MakeCurrent();
     decoder_->Destroy(have_context);
   }
-  client_->DidDestroy();
 }
 
 void CommandBufferDriver::Initialize(
     mojo::CommandBufferSyncClientPtr sync_client,
+    mojo::CommandBufferLostContextObserverPtr loss_observer,
     mojo::ScopedSharedBufferHandle shared_state) {
   sync_client_ = sync_client.Pass();
+  loss_observer_ = loss_observer.Pass();
   bool success = DoInitialize(shared_state.Pass());
   mojo::GpuCapabilitiesPtr capabilities =
       success ? mojo::GpuCapabilities::From(decoder_->GetCapabilities())
               : mojo::GpuCapabilities::New();
   sync_client_->DidInitialize(success, capabilities.Pass());
 }
 
 bool CommandBufferDriver::DoInitialize(
     mojo::ScopedSharedBufferHandle shared_state) {
   if (widget_ == gfx::kNullAcceleratedWidget)
@@ skipping 130 matching lines @@
       sync_point, base::Bind(&CommandBufferDriver::OnSyncPointRetired,
                              weak_factory_.GetWeakPtr()));
   return scheduler_->IsScheduled();
 }
 
 void CommandBufferDriver::OnSyncPointRetired() {
   scheduler_->SetScheduled(true);
 }
 
 void CommandBufferDriver::OnContextLost(uint32_t reason) {
-  client_->LostContext(reason);
+  loss_observer_->DidLoseContext(reason);
+  client_->DidLoseContext();
 }
 
 void CommandBufferDriver::OnUpdateVSyncParameters(
     const base::TimeTicks timebase,
     const base::TimeDelta interval) {
   client_->UpdateVSyncParameters(timebase, interval);
 }
 
 }  // namespace gles2