Track NPObject ownership by the originating plugins' NPP identifier. [2/3] (Chrome)

webkit/plugins/npapi/webplugin_impl.h

Index: webkit/plugins/npapi/webplugin_impl.h
diff --git a/webkit/plugins/npapi/webplugin_impl.h b/webkit/plugins/npapi/webplugin_impl.h
index 20917d0b4c5474c584702bd48589b30afdc0caf9..7b6594bc4b3117e0b20da22f5aa9b4b1ccaa70be 100644
--- a/webkit/plugins/npapi/webplugin_impl.h
+++ b/webkit/plugins/npapi/webplugin_impl.h
@@ -75,6 +75,7 @@ class WEBKIT_PLUGINS_EXPORT WebPluginImpl :
       WebKit::WebPluginContainer* container);
   virtual void destroy();
   virtual NPObject* scriptableObject();
+  virtual struct _NPP* pluginNPP();
   virtual bool getFormValue(WebKit::WebString& value);
   virtual void paint(
       WebKit::WebCanvas* canvas, const WebKit::WebRect& paint_rect);
@@ -292,6 +293,9 @@ class WEBKIT_PLUGINS_EXPORT WebPluginImpl :
   // This is just a weak reference.
   WebKit::WebPluginContainer* container_;
 
+  // Unique identifier for this plugin, used to track script objects.
+  struct _NPP* npp_;
+
   typedef std::map<WebPluginResourceClient*,
                    webkit_glue::MultipartResponseDelegate*>
       MultiPartResponseHandlerMap;