Inject vr controller events into Android Native UI.

chrome/browser/android/vr_shell/vr_controller.h

 // Copyright 2016 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 CHROME_BROWSER_ANDROID_VR_SHELL_VR_CONTROLLER_H_
 #define CHROME_BROWSER_ANDROID_VR_SHELL_VR_CONTROLLER_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 91 matching lines @@
 
   // Returns true if the touch position is within the slop of the initial touch
   // point, false otherwise.
   bool InSlop(const gvr::Vec2f touch_position);
 
   // Returns true if the gesture is in horizontal direction.
   bool IsHorizontalGesture();
 
   void Reset();
 
-  // Update gesture parameters,
-  void UpdateGesture(WebGestureEvent* gesture);
+  void UpdateGestureParameters();
 
   // If the user is touching the touch pad and the touch point is different from
   // before, update the touch point and return true. Otherwise, return false.
   bool UpdateCurrentTouchpoint();
 
   void UpdateOverallVelocity();
 
   // State of gesture detector.
   GestureDetectorState state_;
 
@@ skipping 33 matching lines @@
 
   // Number of consecutively extrapolated touch points
   int extrapolated_touch_ = 0;
 
   DISALLOW_COPY_AND_ASSIGN(VrController);
 };
 
 }  // namespace vr_shell
 
 #endif  // CHROME_BROWSER_ANDROID_VR_SHELL_VR_CONTROLLER_H_