Salient parts of http://codereview.chromium.org/8392042/

content/browser/user_metrics.cc

 // Copyright (c) 2011 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/user_metrics.h"
 
-#include "content/browser/browser_thread.h"
+#include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_types.h"
 
 void UserMetrics::RecordAction(const UserMetricsAction& action) {
   Record(action.str_);
 }
 
 void UserMetrics::RecordComputedAction(const std::string& action) {
   Record(action.c_str());
 }
 
 void UserMetrics::Record(const char *action) {
   if (!BrowserThread::CurrentlyOn(BrowserThread::UI)) {
     BrowserThread::PostTask(
         BrowserThread::UI, FROM_HERE,
         NewRunnableFunction(&UserMetrics::CallRecordOnUI, action));
     return;
   }
 
   content::NotificationService::current()->Notify(
       content::NOTIFICATION_USER_ACTION,
       content::NotificationService::AllSources(),
       content::Details<const char*>(&action));
 }
 
 void UserMetrics::CallRecordOnUI(const std::string& action) {
   Record(action.c_str());
 }