Type->String helper function added to WebInputEvent.

content/browser/renderer_host/input/render_widget_host_latency_tracker.cc

 // Copyright 2014 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/input/render_widget_host_latency_tracker.h"
 
 #include <stddef.h>
 
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
@@ skipping 410 matching lines @@
 
     latency->AddLatencyNumberWithTimestamp(
         ui::INPUT_EVENT_LATENCY_ORIGINAL_COMPONENT,
         0,
         0,
         timestamp_original,
         1);
   }
 
   latency->AddLatencyNumberWithTraceName(
-      ui::INPUT_EVENT_LATENCY_BEGIN_RWH_COMPONENT,
-      latency_component_id_, ++last_event_id_,
-      WebInputEventTraits::GetName(event.type));
+      ui::INPUT_EVENT_LATENCY_BEGIN_RWH_COMPONENT, latency_component_id_,
+      ++last_event_id_, WebInputEvent::GetName(event.type));
 
   UpdateLatencyCoordinates(event, device_scale_factor_, latency);
 
   if (event.type == blink::WebInputEvent::GestureScrollBegin) {
     has_seen_first_gesture_scroll_update_ = false;
   } else if (event.type == blink::WebInputEvent::GestureScrollUpdate) {
     // Make a copy of the INPUT_EVENT_LATENCY_ORIGINAL_COMPONENT with a
     // different name INPUT_EVENT_LATENCY_SCROLL_UPDATE_ORIGINAL_COMPONENT.
     // So we can track the latency specifically for scroll update events.
     LatencyInfo::LatencyComponent original_component;
@@ skipping 125 matching lines @@
                            latency_component_id_, nullptr)) {
     return;
   }
 
   ComputeScrollLatencyHistograms(gpu_swap_begin_component,
                                  gpu_swap_end_component, latency_component_id_,
                                  latency);
 }
 
 }  // namespace content