services/ui: Remove deprecated gpu code

services/ui/surfaces/display_compositor.h

Index: services/ui/surfaces/display_compositor.h
diff --git a/services/ui/surfaces/display_compositor.h b/services/ui/surfaces/display_compositor.h
index b713def411edd4af8ca0496c3c2680033afda1c0..13019cb13d2c1e9d06e3561fd1da208191447478 100644
--- a/services/ui/surfaces/display_compositor.h
+++ b/services/ui/surfaces/display_compositor.h
@@ -10,7 +10,6 @@
 #include "cc/surfaces/surface_factory.h"
 #include "cc/surfaces/surface_factory_client.h"
 #include "cc/surfaces/surface_id_allocator.h"
-#include "services/ui/gles2/gpu_state.h"
 #include "services/ui/surfaces/surfaces_state.h"
 #include "ui/gfx/native_widget_types.h"
 
@@ -30,7 +29,6 @@ class DisplayCompositor : public cc::SurfaceFactoryClient,
  public:
   DisplayCompositor(scoped_refptr<base::SingleThreadTaskRunner> task_runner,
                     gfx::AcceleratedWidget widget,
-                    const scoped_refptr<GpuState>& gpu_state,
                     const scoped_refptr<SurfacesState>& surfaces_state);
   ~DisplayCompositor() override;