Fix in-process share group

gpu/command_buffer/service/in_process_command_buffer.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 "gpu/command_buffer/service/in_process_command_buffer.h"
 
 #include <queue>
 #include <set>
 #include <utility>
 
@@ skipping 220 matching lines @@
       return gfx::GpuMemoryBufferHandle();
   }
 }
 
 }  // anonyous namespace
 
 InProcessCommandBuffer::Service::Service() {}
 
 InProcessCommandBuffer::Service::~Service() {}
 
+scoped_refptr<gfx::GLShareGroup>
+InProcessCommandBuffer::Service::share_group() {
+  if (!share_group_.get())
+    share_group_ = new gfx::GLShareGroup;
+  return share_group_;
+}
+
 scoped_refptr<gles2::MailboxManager>
 InProcessCommandBuffer::Service::mailbox_manager() {
   if (!mailbox_manager_.get()) {
     if (base::CommandLine::ForCurrentProcess()->HasSwitch(
             switches::kEnableThreadedTextureMailboxes)) {
       mailbox_manager_ = new gles2::MailboxManagerSync();
     } else {
       mailbox_manager_ = new gles2::MailboxManagerImpl();
     }
   }
@@ skipping 139 matching lines @@
   command_buffer->SetParseErrorCallback(base::Bind(
       &InProcessCommandBuffer::OnContextLost, gpu_thread_weak_ptr_));
 
   if (!command_buffer->Initialize()) {
     LOG(ERROR) << "Could not initialize command buffer.";
     DestroyOnGpuThread();
     return false;
   }
 
   gl_share_group_ = params.context_group
-                        ? params.context_group->gl_share_group_.get()
-                        : new gfx::GLShareGroup;
+                        ? params.context_group->gl_share_group_
+                        : service_->share_group();
 
 #if defined(OS_ANDROID)
   stream_texture_manager_.reset(new StreamTextureManagerInProcess);
 #endif
 
   bool bind_generates_resource = false;
   decoder_.reset(gles2::GLES2Decoder::Create(
       params.context_group
           ? params.context_group->decoder_->GetContextGroup()
           : new gles2::ContextGroup(service_->mailbox_manager(),
@@ skipping 537 matching lines @@
 
 #if defined(OS_ANDROID)
 scoped_refptr<gfx::SurfaceTexture>
 InProcessCommandBuffer::GetSurfaceTexture(uint32 stream_id) {
   DCHECK(stream_texture_manager_);
   return stream_texture_manager_->GetSurfaceTexture(stream_id);
 }
 #endif
 
 }  // namespace gpu