#define the lengths of the string constants, and use this instead of

PL_strlen()

mailnews/news/src/nsNewsUtils.h

@@ -25,6 +25,9 @@
 static const char kNewsRootURI[] = "news:/";
 static const char kNewsMessageRootURI[] = "news_message:/";
 
+#define kNewsRootURILen 6
+#define kNewsMessageRootURILen 14
+
 extern nsresult
 nsGetNewsRoot(const char* hostname, nsFileSpec &result);