Add getCoalescedEvents API to PointerEvent

third_party/WebKit/Source/core/inspector/InspectorInputAgent.cpp

Index: third_party/WebKit/Source/core/inspector/InspectorInputAgent.cpp
diff --git a/third_party/WebKit/Source/core/inspector/InspectorInputAgent.cpp b/third_party/WebKit/Source/core/inspector/InspectorInputAgent.cpp
index 5270c482e00d69bc2568dfa8b08b5a15a01889e7..223203efa88ccbaf46cd124052b2a0d4a884766e 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorInputAgent.cpp
+++ b/third_party/WebKit/Source/core/inspector/InspectorInputAgent.cpp
@@ -210,7 +210,12 @@ Response InspectorInputAgent::dispatchTouchEvent(
     event.append(touchPoint);
   }
 
-  m_inspectedFrames->root()->eventHandler().handleTouchEvent(event);
+  // TODO: We need to add the support for generating coalesced events in
+  // the devtools.
+  Vector<PlatformTouchEvent> coalescedEvents;
+
+  m_inspectedFrames->root()->eventHandler().handleTouchEvent(event,
+                                                             coalescedEvents);
   return Response::OK();
 }