Split UserMetrics into API vs. implementation. Move API to content/public.

chrome/browser/chromeos/locale_change_guard.cc

Index: chrome/browser/chromeos/locale_change_guard.cc
diff --git a/chrome/browser/chromeos/locale_change_guard.cc b/chrome/browser/chromeos/locale_change_guard.cc
index 485d32c7d9322921ab192dada608bad5f9058265..db637223108ed34a25b02d7b82315c13cd05bc78 100644
--- a/chrome/browser/chromeos/locale_change_guard.cc
+++ b/chrome/browser/chromeos/locale_change_guard.cc
@@ -16,13 +16,15 @@
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/pref_names.h"
 #include "content/browser/tab_contents/tab_contents.h"
-#include "content/browser/user_metrics.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_source.h"
+#include "content/public/browser/user_metrics.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
+using content::UserMetricsAction;
+
 namespace chromeos {
 
 class LocaleChangeGuard::Delegate : public NotificationDelegate {
@@ -67,7 +69,7 @@ void LocaleChangeGuard::RevertLocaleChange(const ListValue* list) {
   if (reverted_)
     return;
   reverted_ = true;
-  UserMetrics::RecordAction(UserMetricsAction("LanguageChange_Revert"));
+  content::RecordAction(UserMetricsAction("LanguageChange_Revert"));
   profile_->ChangeAppLocale(
       from_locale_, Profile::APP_LOCALE_CHANGED_VIA_REVERT);
 
@@ -192,7 +194,7 @@ void LocaleChangeGuard::AcceptLocaleChange() {
   }
   if (prefs->GetString(prefs::kApplicationLocale) != to_locale_)
     return;
-  UserMetrics::RecordAction(UserMetricsAction("LanguageChange_Accept"));
+  content::RecordAction(UserMetricsAction("LanguageChange_Accept"));
   prefs->SetString(prefs::kApplicationLocaleBackup, to_locale_);
   prefs->SetString(prefs::kApplicationLocaleAccepted, to_locale_);
   prefs->ScheduleSavePersistentPrefs();