VR: Send separate down and up events for controller clicks.

chrome/browser/android/vr_shell/vr_shell_gl.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_SHELL_GL_H_
 #define CHROME_BROWSER_ANDROID_VR_SHELL_VR_SHELL_GL_H_
 
 #include <memory>
 #include <queue>
 #include <utility>
@@ skipping 135 matching lines @@
   void SendFlingCancel(GestureList& gesture_list);
   void SendScrollEnd(GestureList& gesture_list);
   bool SendScrollBegin(UiElement* target, GestureList& gesture_list);
   void SendScrollUpdate(GestureList& gesture_list);
   void SendHoverLeave(UiElement* target);
   bool SendHoverEnter(UiElement* target,
                       const gfx::PointF& target_point,
                       const gfx::Point& local_point_pixels);
   void SendHoverMove(const gfx::PointF& target_point,
                      const gfx::Point& local_point_pixels);
-  void SendButtonDown(UiElement* target, const gfx::PointF& target_point);
-  bool SendButtonUp(UiElement* target, const gfx::PointF& target_point);
+  void SendButtonDown(UiElement* target,
+                      const gfx::PointF& target_point,
+                      const gfx::Point& local_point_pixels);
+  bool SendButtonUp(UiElement* target,
+                    const gfx::PointF& target_point,
+                    const gfx::Point& local_point_pixels);
   void SendTap(UiElement* target,
                const gfx::PointF& target_point,
                const gfx::Point& local_point_pixels);
   void SendImmediateExitRequestIfNecessary();
   void GetVisualTargetElement(const gfx::Vector3dF& controller_direction,
                               gfx::Vector3dF& eye_to_target,
                               gfx::Point3F& target_point,
                               UiElement** target_element,
                               gfx::PointF& target_local_point) const;
   bool GetTargetLocalPoint(const gfx::Vector3dF& eye_to_target,
@@ skipping 117 matching lines @@
   gfx::Point3F pointer_start_;
 
   base::WeakPtrFactory<VrShellGl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(VrShellGl);
 };
 
 }  // namespace vr_shell
 
 #endif  // CHROME_BROWSER_ANDROID_VR_SHELL_VR_SHELL_GL_H_