doc: remove obsolete comment in isError() example

One of the util.isError() examples states that a harmony flag is required. As of v6.0.0, this is no longer true. This commit removes the out of date reference. Refs: nodejs#5414
cjihrig · Apr 30, 2016 · d4f147e · d4f147e
1 parent d3aafd0
commit d4f147e
Showing 1 changed file with 0 additions and 1 deletion.
diff --git a/doc/api/util.md b/doc/api/util.md
@@ -341,7 +341,6 @@ possible to obtain an incorrect result when the `object` argument manipulates
 `@@toStringTag`.
 
 ```js
-// This example requires the `--harmony-tostring` flag
 const util = require('util');
 const obj = { name: 'Error', message: 'an error occurred' };