chromeos: changes how DisplayManagerObservers are notified

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 498 matching lines @@
   void RemoveAccelerator(uint32_t id) override;
   void AddActivationParent(Id transport_window_id) override;
   void RemoveActivationParent(Id transport_window_id) override;
   void ActivateNextWindow() override;
   void SetExtendedHitArea(Id window_id, const gfx::Insets& hit_area) override;
   void SetDisplayRoot(const display::Display& display,
                       mojom::WmViewportMetricsPtr viewport_metrics,
                       bool is_primary_display,
                       Id window_id,
                       const SetDisplayRootCallback& callback) override;
+  void SetDisplayConfiguration(
+      const std::vector<display::Display>& displays,
+      std::vector<ui::mojom::WmViewportMetricsPtr> viewport_metrics,
+      int64_t primary_display_id,
+      const SetDisplayConfigurationCallback& callback) override;
   void WmResponse(uint32_t change_id, bool response) override;
   void WmSetBoundsResponse(uint32_t change_id) override;
   void WmRequestClose(Id transport_window_id) override;
   void WmSetFrameDecorationValues(
       mojom::FrameDecorationValuesPtr values) override;
   void WmSetNonClientCursor(uint32_t window_id, ui::CursorData cursor) override;
   void WmLockCursor() override;
   void WmUnlockCursor() override;
   void WmSetCursorVisible(bool visible) override;
   void WmSetGlobalOverrideCursor(
@@ skipping 121 matching lines @@
   // a image move. All weak ptrs are invalidated when a drag is completed.
   base::WeakPtrFactory<WindowTree> drag_weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowTree);
 };
 
 }  // namespace ws
 }  // namespace ui
 
 #endif  // SERVICES_UI_WS_WINDOW_TREE_H_