mus: Split the gpu client-lib into a separate component.

ui/aura/mus/mus_context_factory.cc

 // Copyright 2015 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 "ui/aura/mus/mus_context_factory.h"
 
 #include "base/memory/ptr_util.h"
 #include "services/ui/public/cpp/context_provider.h"
-#include "ui/aura/mus/gpu_service.h"
+#include "services/ui/public/cpp/gpu/gpu_service.h"
 #include "ui/aura/mus/window_port_mus.h"
 #include "ui/aura/window_tree_host.h"
 #include "ui/compositor/reflector.h"
 #include "ui/gl/gl_bindings.h"
 
 namespace aura {
 namespace {
 
 class FakeReflector : public ui::Reflector {
  public:
   FakeReflector() {}
   ~FakeReflector() override {}
   void OnMirroringCompositorResized() override {}
   void AddMirroringLayer(ui::Layer* layer) override {}
   void RemoveMirroringLayer(ui::Layer* layer) override {}
 };
 
 }  // namespace
 
-MusContextFactory::MusContextFactory(GpuService* gpu_service)
+MusContextFactory::MusContextFactory(ui::GpuService* gpu_service)
     : next_sink_id_(1u), gpu_service_(gpu_service) {}
 
 MusContextFactory::~MusContextFactory() {}
 
 void MusContextFactory::CreateCompositorFrameSink(
     base::WeakPtr<ui::Compositor> compositor) {
   WindowTreeHost* host =
       WindowTreeHost::GetForAcceleratedWidget(compositor->widget());
   WindowPortMus* window_port = WindowPortMus::Get(host->window());
   DCHECK(window_port);
@@ skipping 56 matching lines @@
                                           bool visible) {
   // TODO(fsamuel): display[compositor]->SetVisible(visible);
 }
 
 void MusContextFactory::ResizeDisplay(ui::Compositor* compositor,
                                       const gfx::Size& size) {
   // TODO(fsamuel): display[compositor]->Resize(size);
 }
 
 }  // namespace aura