Type->String helper function added to WebInputEvent.

content/browser/renderer_host/input/input_router_impl.cc

Index: content/browser/renderer_host/input/input_router_impl.cc
diff --git a/content/browser/renderer_host/input/input_router_impl.cc b/content/browser/renderer_host/input/input_router_impl.cc
index f5433d116073bc066efe5f43c73b1c60afdd5b41..026056304f75442d838601b62a67a19e038b5b85 100644
--- a/content/browser/renderer_host/input/input_router_impl.cc
+++ b/content/browser/renderer_host/input/input_router_impl.cc
@@ -348,10 +348,8 @@ bool InputRouterImpl::Send(IPC::Message* message) {
 void InputRouterImpl::FilterAndSendWebInputEvent(
     const WebInputEvent& input_event,
     const ui::LatencyInfo& latency_info) {
-  TRACE_EVENT1("input",
-               "InputRouterImpl::FilterAndSendWebInputEvent",
-               "type",
-               WebInputEventTraits::GetName(input_event.type));
+  TRACE_EVENT1("input", "InputRouterImpl::FilterAndSendWebInputEvent", "type",
+               WebInputEvent::GetName(input_event.type));
   TRACE_EVENT_WITH_FLOW2("input,benchmark,devtools.timeline",
                          "LatencyInfo.Flow",
                          TRACE_ID_DONT_MANGLE(latency_info.trace_id()),
@@ -522,9 +520,9 @@ void InputRouterImpl::ProcessInputEventAck(WebInputEvent::Type event_type,
                                            const ui::LatencyInfo& latency_info,
                                            uint32_t unique_touch_event_id,
                                            AckSource ack_source) {
-  TRACE_EVENT2("input", "InputRouterImpl::ProcessInputEventAck",
-               "type", WebInputEventTraits::GetName(event_type),
-               "ack", GetEventAckName(ack_result));
+  TRACE_EVENT2("input", "InputRouterImpl::ProcessInputEventAck", "type",
+               WebInputEvent::GetName(event_type), "ack",
+               GetEventAckName(ack_result));
 
   // Note: The keyboard ack must be treated carefully, as it may result in
   // synchronous destruction of |this|. Handling immediately guards against