fixed Windows makefile goop and fixed __stdcall issue

js/src/xpconnect/loader/makefile.win

@@ -53,7 +53,6 @@ C_OBJS=                                     \
 
 CPP_OBJS=                                    \
     .\$(OBJDIR)\mozJSComponentLoader.obj     	\
-    .\$(OBJDIR)\mozJSComponentLoaderFactory.obj	\
      $(NULL)
 
 #//------------------------------------------------------------------------

js/src/xpconnect/loader/mozJSComponentLoader.cpp

@@ -591,7 +591,7 @@ mozJSComponentLoader::UnloadAll(PRInt32 aWhen)
     return NS_OK;
 }
 
-static nsresult
+static NS_IMETHODIMP
 CreateJSComponentLoader(nsISupports *aOuter, const nsIID &iid, void **result)
 {
     if (!result)