ozone: evdev: Use correct integer width for gamepad axis values

ui/events/ozone/evdev/gamepad_event_converter_evdev.h

 // Copyright 2017 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_EVENTS_OZONE_GAMEPAD_EVENT_CONVERTER_EVDEV_H_
 #define UI_EVENTS_OZONE_GAMEPAD_EVENT_CONVERTER_EVDEV_H_
 
 #include <vector>
 
 #include "base/files/file_path.h"
@@ skipping 28 matching lines @@
   void OnFileCanReadWithoutBlocking(int fd) override;
   bool HasGamepad() const override;
   void OnDisabled() override;
 
   // This function processes one input_event from evdev.
   void ProcessEvent(const struct input_event& input);
 
  private:
   // This function processes EV_KEY event from gamepad device.
   void ProcessEvdevKey(uint16_t code,
-                       uint16_t value,
+                       int value,
                        const base::TimeTicks& timestamp);
 
   // This function processes EV_ABS event from gamepad device.
   void ProcessEvdevAbs(uint16_t code,
-                       uint16_t value,
+                       int value,
                        const base::TimeTicks& timestamp);
 
   // This function releases all the keys and resets all the axises.
   void ResetGamepad();
 
   // This function reads current gamepad status and resyncs the gamepad.
   void ResyncGamepad();
 
   void OnButtonChange(unsigned int code,
                       double value,
@@ skipping 10 matching lines @@
 
   // Internal representation of axis information.
 
   class Axis {
    public:
     Axis();
     Axis(const input_absinfo& abs_info,
          GamepadEventType mapped_type,
          uint16_t mapped_code);
 
-    bool MapValue(uint16_t value, double* mapped_value);
+    bool MapValue(int value, double* mapped_value);
 
     GamepadEventType mapped_type();
 
     uint16_t mapped_code();
 
    private:
     bool ValueChangeSignificantly(double new_value);
     double last_value_;
     double scale_;
     double offset_;
@@ skipping 18 matching lines @@
 
   // Callbacks for dispatching events.
   DeviceEventDispatcherEvdev* dispatcher_;
 
   DISALLOW_COPY_AND_ASSIGN(GamepadEventConverterEvdev);
 };
 
 }  // namespace ui
 
 #endif  // UI_EVENTS_OZONE_GAMEPAD_EVENT_CONVERTER_EVDEV_H_