Reland r101269: Store plug-in enabled/disabled state in PluginPrefs instead of WebPluginInfo.

webkit/plugins/npapi/plugin_lib_win.cc

Index: webkit/plugins/npapi/plugin_lib_win.cc
diff --git a/webkit/plugins/npapi/plugin_lib_win.cc b/webkit/plugins/npapi/plugin_lib_win.cc
index ccdb4b64feceae2304c6d2708e9c9ecb21bb6703..224e1c31ce32214a652c6e1bb2a4d425f412df28 100644
--- a/webkit/plugins/npapi/plugin_lib_win.cc
+++ b/webkit/plugins/npapi/plugin_lib_win.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -38,7 +38,6 @@ bool PluginLib::ReadWebPluginInfo(const FilePath &filename,
   info->desc = version_info->file_description();
   info->version = version_info->file_version();
   info->path = filename;
-  info->enabled = WebPluginInfo::USER_ENABLED_POLICY_UNMANAGED;
 
   // TODO(evan): Move the ParseMimeTypes code inline once Pepper is updated.
   if (!PluginList::ParseMimeTypes(