Reduce creation of ViewsDelegate

ash/screensaver/screensaver_view_unittest.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 "ash/screensaver/screensaver_view.h"
 
 #include "ash/test/ash_test_base.h"
 #include "base/bind.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/web_contents.h"
 #include "ui/views/controls/webview/webview.h"
 #include "ui/views/test/webview_test_helper.h"
 
 namespace ash {
 namespace test {
 
 class ScreensaverViewTest : public ash::test::AshTestBase {
  public:
   ScreensaverViewTest() {
     url_ = GURL("http://www.google.com");
-    views_delegate_.reset(new AshTestViewsDelegate());
     webview_test_helper_.reset(new views::WebViewTestHelper());
   }
 
   virtual ~ScreensaverViewTest() {}
 
   virtual void SetUp() OVERRIDE {
     AshTestBase::SetUp();
     RunAllPendingInMessageLoop();
   }
 
   void ExpectOpenScreensaver() {
     ScreensaverView* screensaver = ScreensaverView::GetInstance();
     EXPECT_TRUE(screensaver != NULL);
     if (!screensaver) return;
     EXPECT_TRUE(screensaver->IsScreensaverShowingURL(url_));
   }
 
   void ExpectClosedScreensaver() {
     EXPECT_TRUE(ScreensaverView::GetInstance() == NULL);
   }
 
  protected:
   GURL url_;
 
  private:
-  scoped_ptr<AshTestViewsDelegate> views_delegate_;
   scoped_ptr<views::WebViewTestHelper> webview_test_helper_;
 
   DISALLOW_COPY_AND_ASSIGN(ScreensaverViewTest);
 };
 
 TEST_F(ScreensaverViewTest, ShowScreensaverAndClose) {
   ash::ShowScreensaver(url_);
   RunAllPendingInMessageLoop();
   ExpectOpenScreensaver();
 
@@ skipping 13 matching lines @@
   RunAllPendingInMessageLoop();
 
   ash::CloseScreensaver();
   ExpectClosedScreensaver();
   ash::CloseScreensaver();
   ExpectClosedScreensaver();
 }
 
 }  // namespace test
 }  // namespace ash