Add exports needed for glue to build as a component.

webkit/glue/npruntime_util.h

Index: webkit/glue/npruntime_util.h
diff --git a/webkit/glue/npruntime_util.h b/webkit/glue/npruntime_util.h
index 113524652573dd36279a3e1bbeb7f83849b80d2d..9b14c41afdfac59c2111f2eaea11fa8c1907fdeb 100644
--- a/webkit/glue/npruntime_util.h
+++ b/webkit/glue/npruntime_util.h
@@ -6,15 +6,18 @@
 #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