Report LatencyInfo through trace buffer

content/browser/renderer_host/render_widget_host_view_gtk.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_gtk.h"
 
 #include <cairo/cairo.h>
 #include <gdk/gdk.h>
 #include <gdk/gdkkeysyms.h>
 #include <gdk/gdkx.h>
@@ skipping 1191 matching lines @@
     }
     if (!web_contents_switch_paint_time_.is_null()) {
       base::TimeDelta web_contents_switch_paint_duration =
           base::TimeTicks::Now() - web_contents_switch_paint_time_;
       UMA_HISTOGRAM_TIMES("MPArch.RWH_TabSwitchPaintDuration",
           web_contents_switch_paint_duration);
       // Reset web_contents_switch_paint_time_ to 0 so future tab selections are
       // recorded.
       web_contents_switch_paint_time_ = base::TimeTicks();
     }
-    software_latency_info_.swap_timestamp = base::TimeTicks::HighResNow();
+    software_latency_info_.AddLatencyNumber(
+        ui::INPUT_EVENT_LATENCY_TERMINATED_FRAME_SWAP_COMPONENT, 0, 0);
     render_widget_host->FrameSwapped(software_latency_info_);
     software_latency_info_.Clear();
   } else {
     if (window)
       gdk_window_clear(window);
     if (whiteout_start_time_.is_null())
       whiteout_start_time_ = base::TimeTicks::Now();
   }
 }
 
@@ skipping 352 matching lines @@
     gfx::PluginWindowHandle id) {
   plugin_container_manager_.CreatePluginContainer(id);
 }
 
 void RenderWidgetHostViewGtk::OnDestroyPluginContainer(
     gfx::PluginWindowHandle id) {
   plugin_container_manager_.DestroyPluginContainer(id);
 }
 
 }  // namespace content