Add exports needed for glue to build as a component.

webkit/glue/npruntime_util.h

 // Copyright (c) 2006-2008 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_GLUE_NPRUNTIME_UTIL_H_
 #define WEBKIT_GLUE_NPRUNTIME_UTIL_H_
 
 #include "third_party/npapi/bindings/npruntime.h"
+#include "webkit/glue/webkit_glue_export.h"
 
 class Pickle;
 
 namespace webkit_glue {
 
 // Efficiently serialize/deserialize a NPIdentifier
-bool SerializeNPIdentifier(NPIdentifier identifier, Pickle* pickle);
-bool DeserializeNPIdentifier(const Pickle& pickle, void** pickle_iter,
-                             NPIdentifier* identifier);
+WEBKIT_GLUE_EXPORT bool SerializeNPIdentifier(NPIdentifier identifier,
+                                              Pickle* pickle);
+WEBKIT_GLUE_EXPORT bool DeserializeNPIdentifier(const Pickle& pickle,
+                                                void** pickle_iter,
+                                                NPIdentifier* identifier);
 
 }  // namespace webkit_glue
 
 #endif  // WEBKIT_GLUE_NPRUNTIME_UTIL_H_