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

webkit/plugins/npapi/plugin_lib_posix.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 "webkit/plugins/npapi/plugin_lib.h"
 
 #include <dlfcn.h>
 #if defined(OS_OPENBSD)
 #include <sys/exec_elf.h>
 #else
@@ skipping 144 matching lines @@
   std::string error;
   void* dl = base::LoadNativeLibrary(filename, &error);
   if (!dl) {
     LOG_IF(ERROR, PluginList::DebugPluginLoading())
         << "While reading plugin info, unable to load library "
         << filename.value() << " (" << error << "), skipping.";
     return false;
   }
 
   info->path = filename;
-  info->enabled = WebPluginInfo::USER_ENABLED;
 
   // Attempt to swap in the wrapped plugin if this is nspluginwrapper.
   UnwrapNSPluginWrapper(&dl, &info->path);
 
   // See comments in plugin_lib_mac regarding this symbol.
   typedef const char* (*NP_GetMimeDescriptionType)();
   NP_GetMimeDescriptionType NP_GetMIMEDescription =
       reinterpret_cast<NP_GetMimeDescriptionType>(
           dlsym(dl, "NP_GetMIMEDescription"));
   const char* mime_description = NULL;
@@ skipping 114 matching lines @@
       break;
     }
   }
   if (!version.empty()) {
     info->version = UTF8ToUTF16(version);
   }
 }
 
 }  // namespace npapi
 }  // namespace webkit