Forward GenericMotionEvent to EventForwarder

content/browser/renderer_host/render_widget_host_view_android.cc

 // Copyright (c) 2012 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.
 
 #include "content/browser/renderer_host/render_widget_host_view_android.h"
 
 #include <android/bitmap.h>
 
 #include <utility>
 
@@ skipping 1907 matching lines @@
   return for_touch_handle ? OnTouchHandleEvent(event) : OnTouchEvent(event);
 }
 
 bool RenderWidgetHostViewAndroid::OnMouseEvent(
     const ui::MotionEventAndroid& event) {
   RecordToolTypeForActionDown(event);
   SendMouseEvent(event, event.GetActionButton());
   return true;
 }
 
+bool RenderWidgetHostViewAndroid::OnMouseWheelEvent(
+    const ui::MotionEventAndroid& event) {
+  SendMouseWheelEvent(WebMouseWheelEventBuilder::Build(
+      event.ticks_x(), event.ticks_y(), event.GetTickMultiplier(),
+      event.time_sec(), event.GetX(0), event.GetY(0)));
+  return true;
+}
+
 void RenderWidgetHostViewAndroid::OnGestureEvent(
     const ui::GestureEventData& gesture) {
   blink::WebGestureEvent web_gesture =
       ui::CreateWebGestureEventFromGestureEventData(gesture);
   // TODO(jdduke): Remove this workaround after Android fixes UiAutomator to
   // stop providing shift meta values to synthetic MotionEvents. This prevents
   // unintended shift+click interpretation of all accessibility clicks.
   // See crbug.com/443247.
   if (web_gesture.type() == blink::WebInputEvent::GestureTap &&
       web_gesture.modifiers() == blink::WebInputEvent::ShiftKey) {
@@ skipping 202 matching lines @@
 
   ui::WindowAndroidCompositor* compositor = window_android->GetCompositor();
   if (!compositor)
     return;
 
   overscroll_controller_ = base::MakeUnique<OverscrollControllerAndroid>(
       overscroll_refresh_handler, compositor, view_.GetDipScale());
 }
 
 }  // namespace content