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

third_party/npapi/bindings/npruntime.h

 /*
  * Copyright (C) 2004, Apple Computer, Inc. and The Mozilla Foundation. 
  * All rights reserved.
  * 
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  * 
  * 1. Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 334 matching lines @@
 bool NPN_Invoke(NPP npp, NPObject *npobj, NPIdentifier methodName, const NPVariant *args, uint32_t argCount, NPVariant *result);
 bool NPN_InvokeDefault(NPP npp, NPObject *npobj, const NPVariant *args, uint32_t argCount, NPVariant *result);
 bool NPN_Evaluate(NPP npp, NPObject *npobj, NPString *script, NPVariant *result);
 bool NPN_GetProperty(NPP npp, NPObject *npobj, NPIdentifier propertyName, NPVariant *result);
 bool NPN_SetProperty(NPP npp, NPObject *npobj, NPIdentifier propertyName, const NPVariant *value);
 bool NPN_RemoveProperty(NPP npp, NPObject *npobj, NPIdentifier propertyName);
 bool NPN_HasProperty(NPP npp, NPObject *npobj, NPIdentifier propertyName);
 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);
 void* NPN_GetJavaEnv(void);
 void* NPN_GetJavaPeer(NPP instance);
 void NPN_PluginThreadAsyncCall(NPP id, void (*func)(void *), void *userData);
 bool NPN_Construct(NPP npp, NPObject* obj, const NPVariant *args, uint32_t argCount, NPVariant *result);
 
 // END GOOGLE MODIFICATIONS
 
 /*
     NPN_SetException may be called to trigger a script exception upon return
     from entry points into NPObjects.
 */
 void NPN_SetException (NPObject *obj, const NPUTF8 *message);
 
 #ifdef __cplusplus
 }
 #endif
 
 #endif