nsCOMPtr is supposed to wrap interface references and not class references

r= chofmann@netscape.com danm@netscape.com
# 20193


git-svn-id: svn://10.0.0.236/trunk@55812 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/dom/src/base/nsJSEnvironment.cpp

@@ -537,7 +537,7 @@ nsJSContext::CallEventHandler(void *aTarget, void *aHandler, PRUint32 argc,
   // when going through the "close window" key event handler
   // (that is, hitting ^W on Windows). the addref just below
   // prevents our untimely destruction.
-  nsCOMPtr<nsJSContext> kungFuDeathGrip(this);
+  nsCOMPtr<nsIScriptContext> kungFuDeathGrip(this);
   mRef = nsnull;
   mTerminationFunc = nsnull;