WIP: Surface Synchronization System

ui/aura/mus/in_flight_change.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 UI_AURA_MUS_IN_FLIGHT_CHANGE_H_
 #define UI_AURA_MUS_IN_FLIGHT_CHANGE_H_
 
 #include <stdint.h>
 
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
+#include "base/optional.h"
+#include "cc/surfaces/local_surface_id.h"
 #include "ui/aura/window_observer.h"
 #include "ui/base/ui_base_types.h"
 #include "ui/gfx/geometry/rect.h"
 
 namespace ui {
 
 namespace mojom {
 enum class Cursor : int32_t;
 }
 
@@ skipping 106 matching lines @@
   // outstanding, revert the value.
   virtual void Revert() = 0;
 
  private:
   WindowMus* window_;
   const ChangeType change_type_;
 };
 
 class InFlightBoundsChange : public InFlightChange {
  public:
-  InFlightBoundsChange(WindowTreeClient* window_tree_client,
-                       WindowMus* window,
-                       const gfx::Rect& revert_bounds);
+  InFlightBoundsChange(
+      WindowTreeClient* window_tree_client,
+      WindowMus* window,
+      const gfx::Rect& revert_bounds,
+      const base::Optional<cc::LocalSurfaceId>& local_surface_id);
+  ~InFlightBoundsChange() override;
 
   // InFlightChange:
   void SetRevertValueFrom(const InFlightChange& change) override;
   void Revert() override;
 
  private:
   WindowTreeClient* window_tree_client_;
   gfx::Rect revert_bounds_;
+  base::Optional<cc::LocalSurfaceId> revert_local_surface_id_;
 
   DISALLOW_COPY_AND_ASSIGN(InFlightBoundsChange);
 };
 
 class InFlightDragChange : public InFlightChange {
  public:
   InFlightDragChange(WindowMus* window, ChangeType type);
 
   // InFlightChange:
   void SetRevertValueFrom(const InFlightChange& change) override;
@@ skipping 162 matching lines @@
 
  private:
   ui::ModalType revert_modal_type_;
 
   DISALLOW_COPY_AND_ASSIGN(InFlightSetModalTypeChange);
 };
 
 }  // namespace aura
 
 #endif  // UI_AURA_MUS_IN_FLIGHT_CHANGE_H_