Cleans up events to just the parts we're actually using

mojo/services/input_events/public/interfaces/input_event_constants.mojom

 // 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.
 
 module mojo;
 
-// This mirrors ui::EventType
 enum EventType {
-  UNKNOWN ,
-  MOUSE_PRESSED,
-  MOUSE_DRAGGED,
-  MOUSE_RELEASED,
-  MOUSE_MOVED,
-  MOUSE_ENTERED,
-  MOUSE_EXITED,
+  UNKNOWN,
   KEY_PRESSED,
   KEY_RELEASED,
-  MOUSEWHEEL,
-  MOUSE_CAPTURE_CHANGED,
-  TOUCH_RELEASED,
-  TOUCH_PRESSED,
-  TOUCH_MOVED,
-  TOUCH_CANCELLED,
-  DROP_TARGET_EVENT,
-  TRANSLATED_KEY_PRESS,
-  TRANSLATED_KEY_RELEASE,
-  GESTURE_SCROLL_BEGIN,
-  GESTURE_SCROLL_END,
-  GESTURE_SCROLL_UPDATE,
-  GESTURE_TAP,
-  GESTURE_TAP_DOWN,
-  GESTURE_TAP_CANCEL,
-  GESTURE_TAP_UNCONFIRMED,
-  GESTURE_DOUBLE_TAP,
-  GESTURE_BEGIN,
-  GESTURE_END,
-  GESTURE_TWO_FINGER_TAP,
-  GESTURE_PINCH_BEGIN,
-  GESTURE_PINCH_END,
-  GESTURE_PINCH_UPDATE,
-  GESTURE_LONG_PRESS,
-  GESTURE_LONG_TAP,
-  GESTURE_SWIPE,
-  GESTURE_SHOW_PRESS,
-  GESTURE_WIN8_EDGE_SWIPE,
-  SCROLL,
-  SCROLL_FLING_START,
-  SCROLL_FLING_CANCEL,
-  CANCEL_MODE,
-  UMA_DATA
+  POINTER_CANCEL,
+  POINTER_DOWN,
+  POINTER_MOVE,
+  POINTER_UP,
 };
 
 // This mirrors ui::EventFlags
 // TODO(morrita): Use shift operator once it is available.
 enum EventFlags {
   NONE                =      0,
   CAPS_LOCK_DOWN      =      1,
   SHIFT_DOWN          =      2,
   CONTROL_DOWN        =      4,
   ALT_DOWN            =      8,
   LEFT_MOUSE_BUTTON   =     16,
   MIDDLE_MOUSE_BUTTON =     32,
   RIGHT_MOUSE_BUTTON  =     64,
   COMMAND_DOWN        =    128,
   EXTENDED            =    256,
   IS_SYNTHESIZED      =    512,
   ALTGR_DOWN          =   1024,
   MOD3_DOWN           =   2048
 };
 
 enum MouseEventFlags {
   IS_DOUBLE_CLICK     =  65536,
   IS_TRIPLE_CLICK     = 131072,
   IS_NON_CLIENT       = 262144,
 
   // TODO(erg): Move accessibility flags and maybe synthetic touch events here.
 };
+
+enum PointerKind {
+  TOUCH,
+  MOUSE,
+};