Handle modified displays in mustash.

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 143 matching lines @@
   // Called from ~WindowServer. Reset WindowTreeClient so that it no longer gets
   // any messages.
   void PrepareForWindowServerShutdown();
 
   // Adds a new root to this tree. This is only valid for window managers.
   void AddRootForWindowManager(const ServerWindow* root);
 
   // Invoked when a tree is about to be destroyed.
   void OnWindowDestroyingTreeImpl(WindowTree* tree);
 
+  // Sends updated display information.
+  void OnWmDisplayModified(const display::Display& display);
+
   // These functions are synchronous variants of those defined in the mojom. The
   // WindowTree implementations all call into these. See the mojom for details.
   bool SetCapture(const ClientWindowId& client_window_id);
   bool ReleaseCapture(const ClientWindowId& client_window_id);
   bool NewWindow(const ClientWindowId& client_window_id,
                  const std::map<std::string, std::vector<uint8_t>>& properties);
   bool AddWindow(const ClientWindowId& parent_id,
                  const ClientWindowId& child_id);
   bool AddTransientWindow(const ClientWindowId& window_id,
                           const ClientWindowId& transient_window_id);
@@ skipping 399 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_