Add basic GL functionality to the passthrough command buffer.

gpu/command_buffer/service/context_group.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 "gpu/command_buffer/service/context_group.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
 #include <string>
 
 #include "base/command_line.h"
 #include "gpu/command_buffer/service/buffer_manager.h"
 #include "gpu/command_buffer/service/framebuffer_manager.h"
+#include "gpu/command_buffer/service/gles2_cmd_decoder_passthrough.h"
 #include "gpu/command_buffer/service/gpu_preferences.h"
 #include "gpu/command_buffer/service/mailbox_manager_impl.h"
 #include "gpu/command_buffer/service/path_manager.h"
 #include "gpu/command_buffer/service/program_manager.h"
 #include "gpu/command_buffer/service/renderbuffer_manager.h"
 #include "gpu/command_buffer/service/sampler_manager.h"
 #include "gpu/command_buffer/service/shader_manager.h"
 #include "gpu/command_buffer/service/texture_manager.h"
 #include "gpu/command_buffer/service/transfer_buffer_manager.h"
 #include "ui/gl/gl_bindings.h"
@@ skipping 68 matching lines @@
       max_dual_source_draw_buffers_(0u),
       max_vertex_output_components_(0u),
       max_fragment_input_components_(0u),
       min_program_texel_offset_(0),
       max_program_texel_offset_(0),
       max_transform_feedback_separate_attribs_(0u),
       max_uniform_buffer_bindings_(0u),
       uniform_buffer_offset_alignment_(1u),
       program_cache_(NULL),
       feature_info_(feature_info),
-      image_factory_(image_factory) {
+      image_factory_(image_factory),
+      passthrough_resources_(new PassthroughResources) {
   {
     DCHECK(feature_info_);
     if (!mailbox_manager_.get())
       mailbox_manager_ = new MailboxManagerImpl;
     transfer_buffer_manager_ = new TransferBufferManager(memory_tracker_.get());
   }
 }
 
 bool ContextGroup::Initialize(GLES2Decoder* decoder,
                               ContextType context_type,
@@ skipping 487 matching lines @@
     GLuint client_id, GLuint* service_id) const {
   Buffer* buffer = buffer_manager_->GetBuffer(client_id);
   if (!buffer)
     return false;
   *service_id = buffer->service_id();
   return true;
 }
 
 }  // namespace gles2
 }  // namespace gpu