Route touch-events for WebViewGuest directly to guest renderer.

content/browser/frame_host/render_widget_host_view_guest.h

Index: content/browser/frame_host/render_widget_host_view_guest.h
diff --git a/content/browser/frame_host/render_widget_host_view_guest.h b/content/browser/frame_host/render_widget_host_view_guest.h
index 62bfb6129058289a58b284a92feb1408dce4a30d..486416529bc7a49451ca6c5dbe442c65b9986e45 100644
--- a/content/browser/frame_host/render_widget_host_view_guest.h
+++ b/content/browser/frame_host/render_widget_host_view_guest.h
@@ -98,6 +98,8 @@ class CONTENT_EXPORT RenderWidgetHostViewGuest
   void ProcessAckedTouchEvent(const TouchEventWithLatencyInfo& touch,
                               InputEventAckState ack_result) override;
 #endif
+  void ProcessTouchEvent(const blink::WebTouchEvent& event,
+                         const ui::LatencyInfo& latency) override;
   bool LockMouse() override;
   void UnlockMouse() override;
   void GetScreenInfo(blink::WebScreenInfo* results) override;
@@ -173,9 +175,6 @@ class CONTENT_EXPORT RenderWidgetHostViewGuest
   // RenderWidgetHostViewGuest mostly only cares about stuff related to
   // compositing, the rest are directly forwared to this |platform_view_|.
   base::WeakPtr<RenderWidgetHostViewBase> platform_view_;
-#if defined(USE_AURA)
-  scoped_ptr<ui::GestureRecognizer> gesture_recognizer_;
-#endif
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewGuest);
 };