Create content\public\test\test_utils.h to hold common test classes that are used by unit and brows…

chrome/browser/ui/panels/test_panel_active_state_observer.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 "chrome/browser/ui/panels/test_panel_active_state_observer.h"
 
 #include "chrome/browser/ui/panels/panel.h"
 #include "chrome/common/chrome_notification_types.h"
+#include "content/public/browser/notification_source.h"
+#include "content/public/test/test_utils.h"
+#include "testing/gtest/include/gtest/gtest.h"
 
 PanelActiveStateObserver::PanelActiveStateObserver(
     Panel* panel,
     bool expect_active)
     : panel_(panel),
       expect_active_(expect_active),
       seen_(false),
       running_(false) {
   registrar_.Add(this, chrome::NOTIFICATION_PANEL_CHANGED_ACTIVE_STATUS,
                  content::Source<Panel>(panel));
 }
 
 PanelActiveStateObserver::~PanelActiveStateObserver() {}
 
 void PanelActiveStateObserver::Wait() {
   if (seen_ || AtExpectedState())
     return;
 
   running_ = true;
-  message_loop_runner_ = new ui_test_utils::MessageLoopRunner;
+  message_loop_runner_ = new content::MessageLoopRunner;
   message_loop_runner_->Run();
   EXPECT_TRUE(seen_);
 }
 
 bool PanelActiveStateObserver::AtExpectedState() {
   return panel_->IsActive() == expect_active_;
 }
 
 void PanelActiveStateObserver::Observe(
     int type,
     const content::NotificationSource& source,
     const content::NotificationDetails& details) {
   if (!running_)
     return;
 
   if (AtExpectedState()) {
     seen_ = true;
     message_loop_runner_->Quit();
     running_ = false;
   }
 }