ozone: Move InputControllerTest to a common place

ui/ozone/public/input_controller.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_INPUT_CONTROLLER_H_
 #define UI_OZONE_PUBLIC_INPUT_CONTROLLER_H_
 
 #include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
 #include "ui/ozone/ozone_export.h"
 
 namespace ui {
 
 // Platform-specific interface for controlling input devices.
 //
 // The object provides methods for the preference page to configure input
 // devices w.r.t. the user setting. On ChromeOS, this replaces the inputcontrol
 // script that is originally located at /opt/google/chrome/.
 class OZONE_EXPORT InputController {
@@ skipping 13 matching lines @@
   virtual void SetThreeFingerClick(bool enabled) = 0;
   virtual void SetTapDragging(bool enabled) = 0;
   virtual void SetNaturalScroll(bool enabled) = 0;
   virtual void SetMouseSensitivity(int value) = 0;
   virtual void SetPrimaryButtonRight(bool right) = 0;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(InputController);
 };
 
+// Create an input controller that does nothing.
+OZONE_EXPORT scoped_ptr<InputController> CreateStubInputController();
+
 }  // namespace ui
 
 #endif  // UI_OZONE_PUBLIC_INPUT_CONTROLLER_H_