Add exports needed for glue to build as a component.

webkit/plugins/npapi/plugin_lib.h

 // 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.
 
 #ifndef WEBKIT_PLUGINS_NPAPI_PLUGIN_LIB_H_
 #define WEBKIT_PLUGINS_NPAPI_PLUGIN_LIB_H_
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/native_library.h"
 #include "build/build_config.h"
 #include "webkit/plugins/npapi/plugin_list.h"
 #include "webkit/plugins/npapi/webplugin.h"
+#include "webkit/plugins/webkit_plugins_export.h"
 
 class FilePath;
 
 namespace webkit {
 namespace npapi {
 
 class PluginInstance;
 
 // A PluginLib is a single NPAPI Plugin Library, and is the lifecycle
 // manager for new PluginInstances.
-class PluginLib : public base::RefCounted<PluginLib> {
+class WEBKIT_PLUGINS_EXPORT PluginLib : public base::RefCounted<PluginLib> {
  public:
   static PluginLib* CreatePluginLib(const FilePath& filename);
 
   // Creates a WebPluginInfo structure given a plugin's path.  On success
   // returns true, with the information being put into "info".
   // Returns false if the library couldn't be found, or if it's not a plugin.
   static bool ReadWebPluginInfo(const FilePath& filename,
                                 webkit::WebPluginInfo* info);
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
@@ skipping 95 matching lines @@
   // Set to true if unloading of the plugin dll is to be deferred.
   bool defer_unload_;
 
   DISALLOW_COPY_AND_ASSIGN(PluginLib);
 };
 
 }  // namespace npapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_NPAPI_PLUGIN_LIB_H_