services/ui: Remove deprecated gpu code

services/ui/ws/frame_generator.cc

 // Copyright 2016 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/ui/ws/frame_generator.h"
 
 #include "base/containers/adapters.h"
 #include "cc/output/compositor_frame.h"
 #include "cc/quads/render_pass.h"
 #include "cc/quads/render_pass_draw_quad.h"
 #include "cc/quads/shared_quad_state.h"
 #include "cc/quads/surface_draw_quad.h"
 #include "services/ui/surfaces/display_compositor.h"
 #include "services/ui/ws/frame_generator_delegate.h"
 #include "services/ui/ws/server_window.h"
 #include "services/ui/ws/server_window_surface.h"
 #include "services/ui/ws/server_window_surface_manager.h"
 
 namespace ui {
 
 namespace ws {
 
 FrameGenerator::FrameGenerator(FrameGeneratorDelegate* delegate,
-                               scoped_refptr<GpuState> gpu_state,
                                scoped_refptr<SurfacesState> surfaces_state)
     : delegate_(delegate),
-      gpu_state_(gpu_state),
       surfaces_state_(surfaces_state),
       draw_timer_(false, false),
       weak_factory_(this) {
   DCHECK(delegate_);
 }
 
 FrameGenerator::~FrameGenerator() {
   // Invalidate WeakPtrs now to avoid callbacks back into the
   // FrameGenerator during destruction of |display_compositor_|.
   weak_factory_.InvalidateWeakPtrs();
   display_compositor_.reset();
 }
 
 void FrameGenerator::RequestRedraw(const gfx::Rect& redraw_region) {
   dirty_rect_.Union(redraw_region);
   WantToDraw();
 }
 
 void FrameGenerator::OnAcceleratedWidgetAvailable(
     gfx::AcceleratedWidget widget) {
   if (widget != gfx::kNullAcceleratedWidget) {
-    display_compositor_.reset(
-        new DisplayCompositor(base::ThreadTaskRunnerHandle::Get(), widget,
-                              gpu_state_, surfaces_state_));
+    display_compositor_.reset(new DisplayCompositor(
+        base::ThreadTaskRunnerHandle::Get(), widget, surfaces_state_));
   }
 }
 
 void FrameGenerator::RequestCopyOfOutput(
     std::unique_ptr<cc::CopyOutputRequest> output_request) {
   if (display_compositor_)
     display_compositor_->RequestCopyOfOutput(std::move(output_request));
 }
 
 void FrameGenerator::WantToDraw() {
@@ skipping 138 matching lines @@
     quad->SetAll(sqs, bounds_at_origin /* rect */,
                  gfx::Rect() /* opaque_rect */,
                  bounds_at_origin /* visible_rect */, true /* needs_blending*/,
                  underlay_surface->id());
   }
 }
 
 }  // namespace ws
 
 }  // namespace ui