Fixes problems with drawn state

components/mus/public/cpp/lib/window_tree_client_impl.h

 // 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.
 
 #ifndef COMPONENTS_MUS_PUBLIC_CPP_LIB_WINDOW_TREE_CLIENT_IMPL_H_
 #define COMPONENTS_MUS_PUBLIC_CPP_LIB_WINDOW_TREE_CLIENT_IMPL_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 138 matching lines @@
   // See InFlightChange for details on how InFlightChanges are used.
   bool ApplyServerChangeToExistingInFlightChange(const InFlightChange& change);
 
   Window* NewWindowImpl(NewWindowType type,
                         const Window::SharedProperties* properties);
 
   // OnEmbed() calls into this. Exposed as a separate function for testing.
   void OnEmbedImpl(mojom::WindowTree* window_tree,
                    ConnectionSpecificId connection_id,
                    mojom::WindowDataPtr root_data,
-                   Id focused_window_id);
+                   Id focused_window_id,
+                   bool drawn);
 
   // Overridden from WindowTreeConnection:
   void SetDeleteOnNoRoots(bool value) override;
   const std::set<Window*>& GetRoots() override;
   Window* GetWindowById(Id id) override;
   Window* GetFocusedWindow() override;
   Window* NewWindow(const Window::SharedProperties* properties) override;
   Window* NewTopLevelWindow(
       const Window::SharedProperties* properties) override;
   ConnectionSpecificId GetConnectionId() override;
   void AddObserver(WindowTreeConnectionObserver* observer) override;
   void RemoveObserver(WindowTreeConnectionObserver* observer) override;
 
   // Overridden from WindowTreeClient:
   void OnEmbed(ConnectionSpecificId connection_id,
                mojom::WindowDataPtr root,
                mojom::WindowTreePtr tree,
-               Id focused_window_id) override;
+               Id focused_window_id,
+               bool drawn) override;
   void OnEmbeddedAppDisconnected(Id window_id) override;
   void OnUnembed(Id window_id) override;
   void OnLostCapture(Id window_id) override;
   void OnTopLevelCreated(uint32_t change_id,
-                         mojom::WindowDataPtr data) override;
+                         mojom::WindowDataPtr data,
+                         bool drawn) override;
   void OnWindowBoundsChanged(Id window_id,
                              mojo::RectPtr old_bounds,
                              mojo::RectPtr new_bounds) override;
   void OnClientAreaChanged(
       uint32_t window_id,
       mojo::InsetsPtr new_client_area,
       mojo::Array<mojo::RectPtr> new_additional_client_areas) override;
   void OnTransientWindowAdded(uint32_t window_id,
                               uint32_t transient_window_id) override;
   void OnTransientWindowRemoved(uint32_t window_id,
                                 uint32_t transient_window_id) override;
   void OnWindowViewportMetricsChanged(
       mojo::Array<uint32_t> window_ids,
       mojom::ViewportMetricsPtr old_metrics,
       mojom::ViewportMetricsPtr new_metrics) override;
   void OnWindowHierarchyChanged(
       Id window_id,
       Id new_parent_id,
       Id old_parent_id,
       mojo::Array<mojom::WindowDataPtr> windows) override;
   void OnWindowReordered(Id window_id,
                          Id relative_window_id,
                          mojom::OrderDirection direction) override;
   void OnWindowDeleted(Id window_id) override;
   void OnWindowVisibilityChanged(Id window_id, bool visible) override;
-  void OnWindowDrawnStateChanged(Id window_id, bool drawn) override;
+  void OnWindowParentDrawnStateChanged(Id window_id, bool drawn) override;
   void OnWindowSharedPropertyChanged(Id window_id,
                                      const mojo::String& name,
                                      mojo::Array<uint8_t> new_data) override;
   void OnWindowInputEvent(uint32_t event_id,
                           Id window_id,
                           mojom::EventPtr event) override;
   void OnWindowFocused(Id focused_window_id) override;
   void OnWindowPredefinedCursorChanged(Id window_id,
                                        mojom::Cursor cursor) override;
   void OnChangeCompleted(uint32_t change_id, bool success) override;
@@ skipping 67 matching lines @@
   scoped_ptr<mojo::AssociatedBinding<mojom::WindowManager>>
       window_manager_internal_;
   mojom::WindowManagerClientAssociatedPtr window_manager_internal_client_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowTreeClientImpl);
 };
 
 }  // namespace mus
 
 #endif  // COMPONENTS_MUS_PUBLIC_CPP_LIB_WINDOW_TREE_CLIENT_IMPL_H_