Refactor VR Shell Input. Locks input to click/scroll targets.

chrome/browser/android/vr_shell/ui_elements/url_bar.h

Index: chrome/browser/android/vr_shell/ui_elements/url_bar.h
diff --git a/chrome/browser/android/vr_shell/ui_elements/url_bar.h b/chrome/browser/android/vr_shell/ui_elements/url_bar.h
index 8c596f70e8892c4cba5018b763c16b52d006b829..3ce3d80f5bb5c2db31a87130dc7ed37e2d4eafc1 100644
--- a/chrome/browser/android/vr_shell/ui_elements/url_bar.h
+++ b/chrome/browser/android/vr_shell/ui_elements/url_bar.h
@@ -21,10 +21,11 @@ class UrlBar : public TexturedElement {
   explicit UrlBar(int preferred_width);
   ~UrlBar() override;
 
-  void OnHoverEnter() override;
+  void OnHoverEnter(gfx::PointF position) override;
   void OnHoverLeave() override;
-  void OnButtonUp() override;
+  void OnButtonUp(gfx::PointF position) override;
   void SetEnabled(bool enabled);
+
   void SetURL(const GURL& gurl);
   void SetSecurityLevel(int level);
   void SetBackButtonCallback(const base::Callback<void()>& callback);