[Mojo] Remove dependency between mojo/public and gpu

mojo/public/bindings/gles2_client/gles2_client_impl.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 "mojo/public/bindings/gles2_client/gles2_client_impl.h"
-
-#include <assert.h>
-
-#include "gpu/command_buffer/client/gles2_lib.h"
-
-namespace mojo {
-namespace {
-
-bool g_gles2_initialized = false;
-
-}  // namespace
-
-GLES2Delegate::~GLES2Delegate() {
-}
-
-void GLES2Delegate::DidCreateContext(
-    GLES2ClientImpl* gl, uint32_t width, uint32_t height) {
-}
-
-void GLES2Delegate::ContextLost(GLES2ClientImpl* gl) {
-}
-
-GLES2ClientImpl::GLES2ClientImpl(GLES2Delegate* delegate,
-                                 ScopedMessagePipeHandle gl)
-    : delegate_(delegate),
-      gl_(gl.Pass()) {
-  assert(g_gles2_initialized);
-  gl_.SetPeer(this);
-}
-
-GLES2ClientImpl::~GLES2ClientImpl() {
-  gl_->Destroy();
-}
-
-void GLES2ClientImpl::Initialize() {
-  assert(!g_gles2_initialized);
-  gles2::Initialize();
-  g_gles2_initialized = true;
-}
-
-void GLES2ClientImpl::Terminate() {
-  assert(g_gles2_initialized);
-  gles2::Terminate();
-  g_gles2_initialized = false;
-}
-
-void GLES2ClientImpl::SwapBuffers() {
-  gles2::GetGLContext()->SwapBuffers();
-}
-
-void GLES2ClientImpl::DidCreateContext(
-    uint64_t encoded, uint32_t width, uint32_t height) {
-  // Ack, Hans! It's the giant hack.
-  // TODO(abarth): Replace this hack with something more disciplined. Most
-  // likley, we should receive a MojoHandle that we use to wire up the
-  // client side of an out-of-process command buffer. Given that we're
-  // still in-process, we just reinterpret_cast the value into a GL interface.
-  gpu::gles2::GLES2Interface* gl_interface =
-      reinterpret_cast<gpu::gles2::GLES2Interface*>(
-          static_cast<uintptr_t>(encoded));
-  gles2::SetGLContext(gl_interface);
-
-  delegate_->DidCreateContext(this, width, height);
-}
-
-void GLES2ClientImpl::ContextLost() {
-  delegate_->ContextLost(this);
-}
-
-}  // mojo