Removing ServerWindowCompositorFrameSinkManager::ShouldDraw()

services/ui/ws/server_window_compositor_frame_sink_manager.h

 // 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.
 
 #ifndef SERVICES_UI_WS_SERVER_WINDOW_COMPOSITOR_FRAME_SINK_MANAGER_H_
 #define SERVICES_UI_WS_SERVER_WINDOW_COMPOSITOR_FRAME_SINK_MANAGER_H_
 
 #include <map>
 
 #include "base/macros.h"
@@ skipping 27 matching lines @@
 
 // ServerWindowCompositorFrameSinkManager tracks the surfaces associated with a
 // ServerWindow.
 // TODO(fsamuel): Delete this once window decorations are managed in the window
 // manager.
 class ServerWindowCompositorFrameSinkManager {
  public:
   explicit ServerWindowCompositorFrameSinkManager(ServerWindow* window);
   ~ServerWindowCompositorFrameSinkManager();
 
-  // Returns true if the CompositorFrameSinks from this manager should be drawn.
-  bool ShouldDraw();
-
   // Creates a new CompositorFrameSink of the specified type, replacing the
   // existing one of the specified type.
   void CreateDisplayCompositorFrameSink(
       gfx::AcceleratedWidget widget,
       cc::mojom::MojoCompositorFrameSinkRequest request,
       cc::mojom::MojoCompositorFrameSinkClientPtr client,
       cc::mojom::DisplayPrivateRequest display_private_request);
   void CreateOffscreenCompositorFrameSink(
       mojom::CompositorFrameSinkType compositor_frame_sink_type,
       cc::mojom::MojoCompositorFrameSinkRequest request,
@@ skipping 41 matching lines @@
       cc::mojom::MojoCompositorFrameSinkClientPtr client,
       cc::mojom::DisplayPrivateRequest display_private_request);
 
   ServerWindow* window_;
 
   using TypeToCompositorFrameSinkMap =
       std::map<mojom::CompositorFrameSinkType, CompositorFrameSinkData>;
 
   TypeToCompositorFrameSinkMap type_to_compositor_frame_sink_map_;
 
-  // TODO(mfomitchev): This is currently always false. Confirm if we still need
-  // this.
-  // While true the window is not drawn. This is initially true if the window
-  // has the property |kWaitForUnderlay_Property|. This is set to false once
-  // the underlay and default surface have been set *and* their size is at
-  // least that of the window. Ideally we would wait for sizes to match, but
-  // the underlay is not necessarily as big as the window.
-  bool waiting_for_initial_frames_;
-
   DISALLOW_COPY_AND_ASSIGN(ServerWindowCompositorFrameSinkManager);
 };
 
 }  // namespace ws
 }  // namespace ui
 
 #endif  // SERVICES_UI_WS_SERVER_WINDOW_COMPOSITOR_FRAME_SINK_MANAGER_H_