Fix a broken javadoc link.
This isn't a problem unless the function turns public, at which point the maven test will blow up in a confusing-to-debug way.
@@ -568,7 +568,7 @@ class Normalize implements CompilerPass {
* semantics, but the semantics are also not well-defined
* cross-browser.
*
- * @see https://github.com/google/closure-compiler/pull/429
+ * See <a href="https://github.com/google/closure-compiler/pull/429">#429</a>
*/
static boolean visitFunction(Node n, AbstractCompiler compiler) {
checkState(n.isFunction(), n);
