WIP Add getCoalescedEvents API using vector of WebInputEvents

content/renderer/input/input_event_filter.h

Index: content/renderer/input/input_event_filter.h
diff --git a/content/renderer/input/input_event_filter.h b/content/renderer/input/input_event_filter.h
index 320a9d1e550ce313fe6b3894c6017206cdf14230..ce180a4ec2d3d3af5d819750d65f7b06e97afbac 100644
--- a/content/renderer/input/input_event_filter.h
+++ b/content/renderer/input/input_event_filter.h
@@ -86,10 +86,12 @@ class CONTENT_EXPORT InputEventFilter : public InputHandlerManagerClient,
   bool OnMessageReceived(const IPC::Message& message) override;
 
   // MainThreadEventQueueClient methods:
-  void HandleEventOnMainThread(int routing_id,
-                               const blink::WebInputEvent* event,
-                               const ui::LatencyInfo& latency,
-                               InputEventDispatchType dispatch_type) override;
+  void HandleEventOnMainThread(
+      int routing_id,
+      const blink::WebInputEvent* event,
+      const std::vector<const blink::WebInputEvent*>& coalescedEvents,
+      const ui::LatencyInfo& latency,
+      InputEventDispatchType dispatch_type) override;
   // Send an InputEventAck IPC message. |touch_event_id| represents
   // the unique event id for the original WebTouchEvent and should
   // be 0 if otherwise. See WebInputEventTraits::GetUniqueTouchEventId.