Remove plugin_list.h includes from chrome tests in preparation for moving webkit/plugins to content…

chrome/browser/printing/print_preview_test.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/printing/print_preview_test.h"
 
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_iterator.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
@@ skipping 58 matching lines @@
 }  // namespace
 
 PrintPreviewTest::PrintPreviewTest() {}
 PrintPreviewTest::~PrintPreviewTest() {}
 
 void PrintPreviewTest::SetUp() {
   BrowserWithTestWindowTest::SetUp();
 
   // The PluginService will be destroyed at the end of the test (due to the
   // ShadowingAtExitManager in our base class).
-  content::PluginService::GetInstance()->SetPluginListForTesting(
-      &plugin_list_);
+  content::PluginService::GetInstance()->Init();
+  content::PluginService::GetInstance()->DisablePluginsDiscoveryForTesting();
 
   profile()->GetPrefs()->SetBoolean(prefs::kPrintPreviewDisabled, false);
 }
 
 BrowserWindow* PrintPreviewTest::CreateBrowserWindow() {
   return new PrintPreviewTestBrowserWindow;
 }