ozone: evdev: Add gamepad support

ui/events/ozone/evdev/event_converter_test_util.cc

Index: ui/events/ozone/evdev/event_converter_test_util.cc
diff --git a/ui/events/ozone/evdev/event_converter_test_util.cc b/ui/events/ozone/evdev/event_converter_test_util.cc
index ba9800227ca75fd4cb4da563cb78254b77359474..ca4a3ab9a0e221d27188287c5d7c66e9f8097475 100644
--- a/ui/events/ozone/evdev/event_converter_test_util.cc
+++ b/ui/events/ozone/evdev/event_converter_test_util.cc
@@ -34,6 +34,7 @@ class TestDeviceEventDispatcherEvdev : public DeviceEventDispatcherEvdev {
   ~TestDeviceEventDispatcherEvdev() override {}
 
   // DeviceEventDispatcher:
+
   void DispatchKeyEvent(const KeyEventParams& params) override {
     event_factory_evdev_->DispatchKeyEvent(params);
   }
@@ -85,6 +86,16 @@ class TestDeviceEventDispatcherEvdev : public DeviceEventDispatcherEvdev {
     event_factory_evdev_->DispatchStylusStateChanged(stylus_state);
   }
 
+  // Dispatch Gamepad Event.

[scottmg, 2017/05/01 18:20:51]

I don't think this comment is helping anyone, given the name of the function.

[jkwang, 2017/05/01 22:21:56]

Done.

+  void DispatchGamepadEvent(const GamepadEvent& event) override {
+    event_factory_evdev_->DispatchGamepadEvent(event);
+  }
+
+  void DispatchGamepadDevicesUpdated(
+      const std::vector<InputDevice>& devices) override {
+    event_factory_evdev_->DispatchGamepadDevicesUpdated(devices);
+  }
+
  private:
   EventFactoryEvdev* event_factory_evdev_;
 };