This fixes http://code.google.com/p/chromium/issues/detail?id=2472, which...

third_party/npapi/bindings/npruntime.h

Index: third_party/npapi/bindings/npruntime.h
===================================================================
--- third_party/npapi/bindings/npruntime.h	(revision 2981)
+++ third_party/npapi/bindings/npruntime.h	(working copy)
@@ -352,6 +352,22 @@
 bool NPN_HasMethod(NPP npp, NPObject *npobj, NPIdentifier methodName);
 bool NPN_Enumerate(NPP npp, NPObject *npobj, NPIdentifier **identifier, uint32_t *count);
 
+// Helper function for evaluating a script in the scope of the NPObject passed in.
+// Parameters
+// npp
+//  The plugin's opaque instance handle (Can be NULL)
+// popups_allowed
+//  Indicates if popups created in the context of the script being executed are
+//  blocked or not.
+// npobj
+//  The NPObject.
+// npscript
+//  The script being executed.
+// result
+//  On return contains the value returned by the script.
+// Returns true on success.
+bool NPN_EvaluateHelper(NPP npp, bool popups_allowed, NPObject *npobj, NPString *npscript, NPVariant *result);
+
 // BEGIN GOOGLE MODIFICATIONS
 
 void* NPP_GetJavaClass(void);