Mus+Ash: propagate Surface ID to parents

services/ui/ws/window_tree.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 SERVICES_UI_WS_WINDOW_TREE_H_
 #define SERVICES_UI_WS_WINDOW_TREE_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 238 matching lines @@
                            const ServerWindow* new_focused_window);
   void ProcessCaptureChanged(const ServerWindow* new_capture,
                              const ServerWindow* old_capture,
                              bool originated_change);
   void ProcessTransientWindowAdded(const ServerWindow* window,
                                    const ServerWindow* transient_window,
                                    bool originated_change);
   void ProcessTransientWindowRemoved(const ServerWindow* window,
                                      const ServerWindow* transient_window,
                                      bool originated_change);
+  void ProcessWindowSurfaceChanged(ServerWindow* window,
+                                   const cc::SurfaceId& surface_id,
+                                   const gfx::Size& frame_size,
+                                   float device_scale_factor);
 
   // Sends this event to the client if it matches an active pointer watcher.
   // |target_window| is the target of the event, and may be null or not known
   // to this tree.
   void SendToPointerWatcher(const ui::Event& event,
                             ServerWindow* target_window);
 
  private:
   friend class test::WindowTreeTestApi;
 
@@ skipping 137 matching lines @@
                          Id transport_window_id,
                          const mojo::String& name,
                          mojo::Array<uint8_t> value) override;
   void SetWindowOpacity(uint32_t change_id,
                         Id window_id,
                         float opacity) override;
   void AttachSurface(Id transport_window_id,
                      mojom::SurfaceType type,
                      mojo::InterfaceRequest<mojom::Surface> surface,
                      mojom::SurfaceClientPtr client) override;
+  void OnWindowSurfaceDetached(Id transport_window_id,
+                               const cc::SurfaceSequence& sequence) override;
   void Embed(Id transport_window_id,
              mojom::WindowTreeClientPtr client,
              uint32_t flags,
              const EmbedCallback& callback) override;
   void SetFocus(uint32_t change_id, Id transport_window_id) override;
   void SetCanFocus(Id transport_window_id, bool can_focus) override;
   void SetCanAcceptEvents(Id transport_window_id,
                           bool can_accept_events) override;
   void SetPredefinedCursor(uint32_t change_id,
                            Id transport_window_id,
@@ skipping 141 matching lines @@
       waiting_for_top_level_window_info_;
   bool embedder_intercepts_events_ = false;
 
   DISALLOW_COPY_AND_ASSIGN(WindowTree);
 };
 
 }  // namespace ws
 }  // namespace ui
 
 #endif  // SERVICES_UI_WS_WINDOW_TREE_H_