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

chrome/browser/ui/gtk/importer/import_lock_dialog_gtk.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 "chrome/browser/ui/gtk/importer/import_lock_dialog_gtk.h"
 
 #include <gtk/gtk.h>
 
 #include "base/bind.h"
 #include "base/message_loop.h"
 #include "chrome/browser/importer/importer_host.h"
 #include "chrome/browser/importer/importer_lock_dialog.h"
 #include "chrome/browser/ui/gtk/gtk_util.h"
-#include "content/browser/user_metrics.h"
+#include "content/public/browser/user_metrics.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "ui/base/gtk/gtk_hig_constants.h"
 #include "ui/base/l10n/l10n_util.h"
 
+using content::UserMetricsAction;
+
 namespace importer {
 
 void ShowImportLockDialog(gfx::NativeWindow parent,
                           ImporterHost* importer_host) {
   ImportLockDialogGtk::Show(parent, importer_host);
-  UserMetrics::RecordAction(UserMetricsAction("ImportLockDialogGtk_Shown"));
+  content::RecordAction(UserMetricsAction("ImportLockDialogGtk_Shown"));
 }
 
 }  // namespace importer
 
 // static
 void ImportLockDialogGtk::Show(GtkWindow* parent, ImporterHost* importer_host) {
   new ImportLockDialogGtk(parent, importer_host);
 }
 
 ImportLockDialogGtk::ImportLockDialogGtk(GtkWindow* parent,
@@ skipping 30 matching lines @@
 void ImportLockDialogGtk::OnResponse(GtkWidget* dialog, int response_id) {
   bool is_continue = response_id == GTK_RESPONSE_ACCEPT;
   MessageLoop::current()->PostTask(FROM_HERE,
       base::Bind(&ImporterHost::OnImportLockDialogEnd,
                  importer_host_.get(),
                  is_continue));
 
   gtk_widget_destroy(dialog_);
   delete this;
 }