doc: replace "private" with "unexported" in Effective Go.

R=r
CC=golang-codereviews
https://golang.org/cl/53720043

diff --git a/doc/effective_go.html b/doc/effective_go.html
index cc9176160da7db7724a0619dc6ff8444aef2db8a..094ab3d921cb346cba6f2e9fa6778a981d057bed 100644 (file)
--- a/doc/effective_go.html
+++ b/doc/effective_go.html
@@ -288,7 +288,7 @@ var (
 </pre>
 
 <p>
-Even for private names, grouping can also indicate relationships between items,
+Grouping can also indicate relationships between items,
 such as the fact that a set of variables is protected by a mutex.
 </p>