aura: Support SurfaceDestroyed() on Android

components/mus/ws/display_manager.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 "components/mus/ws/display_manager.h"
 
 #include "base/numerics/safe_conversions.h"
 #include "cc/output/compositor_frame.h"
 #include "cc/output/delegated_frame_data.h"
 #include "cc/quads/render_pass.h"
@@ skipping 333 matching lines @@
     float device_pixel_ratio) {
   if (widget != gfx::kNullAcceleratedWidget) {
     top_level_display_client_.reset(
         new TopLevelDisplayClient(widget, gpu_state_, surfaces_state_));
     delegate_->OnTopLevelSurfaceChanged(
         top_level_display_client_->surface_id());
   }
   UpdateMetrics(metrics_.size_in_pixels.To<gfx::Size>(), device_pixel_ratio);
 }
 
+void DefaultDisplayManager::OnAcceleratedWidgetDestroyed() {
+  NOTREACHED();
+}
+
 void DefaultDisplayManager::OnActivationChanged(bool active) {}
 
 }  // namespace mus