mash: Don't synthesize extra key press events in the window server

ui/ozone/public/ozone_platform.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 UI_OZONE_PUBLIC_OZONE_PLATFORM_H_
 #define UI_OZONE_PUBLIC_OZONE_PLATFORM_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 75 matching lines @@
   // Initializes the subsystems/resources necessary for the UI process (e.g.
   // events) with additional properties to customize the ozone platform
   // implementation. Ozone will not retain InitParams after returning from
   // InitalizeForUI.
   static void InitializeForUI(const InitParams& args);
 
   // Initializes the subsystems for rendering but with additional properties
   // provided by |args| as with InitalizeForUI.
   static void InitializeForGPU(const InitParams& args);
 
+  // Deletes the instance. Does nothing if OzonePlatform has not yet been
+  // initialized.
+  static void Shutdown();
+
   static OzonePlatform* GetInstance();
 
   // Factory getters to override in subclasses. The returned objects will be
   // injected into the appropriate layer at startup. Subclasses should not
   // inject these objects themselves. Ownership is retained by OzonePlatform.
   virtual ui::SurfaceFactoryOzone* GetSurfaceFactoryOzone() = 0;
   virtual ui::OverlayManagerOzone* GetOverlayManager() = 0;
   virtual ui::CursorFactoryOzone* GetCursorFactoryOzone() = 0;
   virtual ui::InputController* GetInputController() = 0;
   virtual IPC::MessageFilter* GetGpuMessageFilter();
@@ skipping 24 matching lines @@
   virtual void InitializeGPU(const InitParams& params) = 0;
 
   static OzonePlatform* instance_;
 
   DISALLOW_COPY_AND_ASSIGN(OzonePlatform);
 };
 
 }  // namespace ui
 
 #endif  // UI_OZONE_PUBLIC_OZONE_PLATFORM_H_