fix for bug 124497 - leaking nsLocalFile objects - the copy constructor was copying the refcount to the new object

so the new object would always leak
r=dbradley, sr=darin, a=asa

xpcom/io/nsLocalFileWin.cpp

@@ -654,9 +654,13 @@ nsLocalFile::Clone(nsIFile **file)
     *file = nsnull;
     
     // Just copy-construct ourselves
-    nsCOMPtr<nsILocalFile> localFile = new nsLocalFile(*this);
+    nsLocalFile *localFile = new nsLocalFile(*this);
     if (localFile == NULL)
-      return NS_ERROR_OUT_OF_MEMORY;
+        return NS_ERROR_OUT_OF_MEMORY;
+
+    // don't forget to re-initialize mRefCnt
+    // or the new object will have the old refcnt
+    localFile->mRefCnt = 0;
     
     *file = localFile;
     NS_ADDREF(*file);