Plumb SetVisible from ui::Compositor to the DirectRenderer.

cc/surfaces/display.cc

 // Copyright 2014 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 "cc/surfaces/display.h"
 
 #include <stddef.h>
 
 #include "base/memory/ptr_util.h"
 #include "base/trace_event/trace_event.h"
@@ skipping 86 matching lines @@
 
   TRACE_EVENT0("cc", "Display::SetSurfaceId");
   current_surface_id_ = id;
   device_scale_factor_ = device_scale_factor;
 
   UpdateRootSurfaceResourcesLocked();
   if (scheduler_)
     scheduler_->SetNewRootSurface(id);
 }
 
+void Display::SetVisible(bool visible) {
+  TRACE_EVENT1("cc", "Display::SetVisible", "visible", visible);
+  renderer_->SetVisible(visible);
+  // TODO(danakj): Could tell DisplayScheduler about the visiblity.
+}
+
 void Display::Resize(const gfx::Size& size) {
   if (size == current_surface_size_)
     return;
 
   TRACE_EVENT0("cc", "Display::Resize");
 
   // Need to ensure all pending swaps have executed before the window is
   // resized, or D3D11 will scale the swap output.
   if (settings_.finish_rendering_on_resize) {
     if (!swapped_since_resize_ && scheduler_)
@@ skipping 310 matching lines @@
 
   if (surface_id == current_surface_id_)
     UpdateRootSurfaceResourcesLocked();
 }
 
 const SurfaceId& Display::CurrentSurfaceId() {
   return current_surface_id_;
 }
 
 }  // namespace cc