Convert the PluginService interface to be an async wrapper around PluginList.

chrome/browser/pdf_unsupported_feature.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/pdf_unsupported_feature.h"
 
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "base/version.h"
 #include "chrome/browser/chrome_plugin_service_filter.h"
@@ skipping 12 matching lines @@
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/user_metrics.h"
 #include "content/common/view_messages.h"
 #include "grit/browser_resources.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources_standard.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/image/image.h"
 #include "webkit/plugins/npapi/plugin_group.h"
-#include "webkit/plugins/npapi/plugin_list.h"
-#include "webkit/plugins/webplugininfo.h"
 
 using webkit::npapi::PluginGroup;
-using webkit::npapi::PluginList;
 using webkit::WebPluginInfo;
 
 namespace {
 
 // Only launch Adobe Reader X or later.
 static const uint16 kMinReaderVersionToUse = 10;
 
 static const char kReaderUpdateUrl[] =
     "http://www.adobe.com/go/getreader_chrome";
 
@@ skipping 332 matching lines @@
 
   // If the Reader plugin is disabled by policy, don't prompt them.
   PluginPrefs* plugin_prefs = PluginPrefs::GetForProfile(tab->profile());
   if (plugin_prefs->PolicyStatusForPlugin(reader_group_name) ==
       PluginPrefs::POLICY_DISABLED) {
     return;
   }
 
   PluginGroup* reader_group = NULL;
   std::vector<PluginGroup> plugin_groups;
-  PluginList::Singleton()->GetPluginGroups(false, &plugin_groups);
+  PluginService::GetInstance()->GetCachedPluginGroups(&plugin_groups);
   for (size_t i = 0; i < plugin_groups.size(); ++i) {
     if (plugin_groups[i].GetGroupName() == reader_group_name) {
       reader_group = &plugin_groups[i];
       break;
     }
   }
 
   tab->infobar_tab_helper()->AddInfoBar(
       new PDFUnsupportedFeatureInfoBarDelegate(tab, reader_group));
 }