Add Keyboard Latency UMA Metrics.

content/browser/site_per_process_browsertest.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/site_per_process_browsertest.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 8291 matching lines @@
   // widgets are left in pending-but-not-shown state.
   NativeWebKeyboardEvent event(blink::WebKeyboardEvent::kChar,
                                blink::WebInputEvent::kNoModifiers,
                                blink::WebInputEvent::kTimeStampForTesting);
   event.text[0] = ' ';
 
   scoped_refptr<PendingWidgetMessageFilter> filter1 =
       new PendingWidgetMessageFilter();
   process1->AddFilter(filter1.get());
   EXPECT_TRUE(ExecuteScript(child1, "focusSelectMenu();"));
-  child1->current_frame_host()->GetRenderWidgetHost()->ForwardKeyboardEvent(
-      event);
+  child1->current_frame_host()
+      ->GetRenderWidgetHost()
+      ->ForwardKeyboardEventWithLatencyInfo(event, ui::LatencyInfo());
   filter1->Wait();
 
   scoped_refptr<PendingWidgetMessageFilter> filter2 =
       new PendingWidgetMessageFilter();
   process2->AddFilter(filter2.get());
   EXPECT_TRUE(ExecuteScript(child2, "focusSelectMenu();"));
-  child2->current_frame_host()->GetRenderWidgetHost()->ForwardKeyboardEvent(
-      event);
+  child2->current_frame_host()
+      ->GetRenderWidgetHost()
+      ->ForwardKeyboardEventWithLatencyInfo(event, ui::LatencyInfo());
   filter2->Wait();
 
   // At this point, we should have two pending widgets.
   EXPECT_TRUE(base::ContainsKey(
       web_contents()->pending_widget_views_,
       std::make_pair(process1->GetID(), filter1->routing_id())));
   EXPECT_TRUE(base::ContainsKey(
       web_contents()->pending_widget_views_,
       std::make_pair(process2->GetID(), filter2->routing_id())));
 
@@ skipping 1780 matching lines @@
     names.insert(root->children[0]->frame_entry->frame_unique_name());
   }
 
   // More than one entry in the set means that the subframe frame navigation
   // entries didn't have a consistent unique name. This will break history
   // navigations =(
   EXPECT_THAT(names, SizeIs(1)) << "Mismatched names for subframe!";
 }
 
 }  // namespace content