mus: Remove ViewportMetrics from mojom.

components/mus/ws/window_server.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_WS_WINDOW_SERVER_H_
 #define COMPONENTS_MUS_WS_WINDOW_SERVER_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 101 matching lines @@
            current_operation_->source_tree_id() == client_id;
   }
 
   // Invoked when a client messages a client about the change. This is used
   // to avoid sending ServerChangeIdAdvanced() unnecessarily.
   void OnTreeMessagedClient(ClientSpecificId id);
 
   // Returns true if OnTreeMessagedClient() was invoked for id.
   bool DidTreeMessageClient(ClientSpecificId id) const;
 
-  // Returns the metrics of the viewport where the provided |window| is
-  // displayed.
-  mojom::ViewportMetricsPtr GetViewportMetricsForWindow(
-      const ServerWindow* window);
-
   // Returns the WindowTree that has |id| as a root.
   WindowTree* GetTreeWithRoot(const ServerWindow* window) {
     return const_cast<WindowTree*>(
         const_cast<const WindowServer*>(this)->GetTreeWithRoot(window));
   }
   const WindowTree* GetTreeWithRoot(const ServerWindow* window) const;
 
   void OnFirstWindowManagerFactorySet();
 
   WindowManagerFactoryRegistry* window_manager_factory_registry() {
@@ skipping 185 matching lines @@
 
   WindowManagerFactoryRegistry window_manager_factory_registry_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowServer);
 };
 
 }  // namespace ws
 }  // namespace mus
 
 #endif  // COMPONENTS_MUS_WS_WINDOW_SERVER_H_