Remove LatencyInfo::sequence_number. (May break metrics).

content/browser/renderer_host/render_widget_host_view_aura.cc

Index: content/browser/renderer_host/render_widget_host_view_aura.cc
diff --git a/content/browser/renderer_host/render_widget_host_view_aura.cc b/content/browser/renderer_host/render_widget_host_view_aura.cc
index 364819d1337931481fc7f21091ca7c739524c198..07e2436daac9527ae23717698accaa5e90491573 100644
--- a/content/browser/renderer_host/render_widget_host_view_aura.cc
+++ b/content/browser/renderer_host/render_widget_host_view_aura.cc
@@ -530,11 +530,11 @@ void RenderWidgetHostViewAura::Show() {
       delegated_frame_host_ ? delegated_frame_host_->HasSavedFrame() : false;
   ui::LatencyInfo renderer_latency_info, browser_latency_info;
   if (has_saved_frame) {
-    browser_latency_info.AddLatencyNumber(
-        ui::TAB_SHOW_COMPONENT, host_->GetLatencyComponentId(), 0);
+    browser_latency_info.AddLatencyNumber(ui::TAB_SHOW_COMPONENT,
+                                          host_->GetLatencyComponentId());
   } else {
-    renderer_latency_info.AddLatencyNumber(
-        ui::TAB_SHOW_COMPONENT, host_->GetLatencyComponentId(), 0);
+    renderer_latency_info.AddLatencyNumber(ui::TAB_SHOW_COMPONENT,
+                                           host_->GetLatencyComponentId());
   }
   host_->WasShown(renderer_latency_info);