Remove reference to GREP_COLORS from documentation

There is no longer support for external grep, as per bbc09c2 (grep: rip
out support for external grep, 2010-01-12), so remove the reference to it
from the documentation.

Signed-off-by: Mark Lodato <lodatom@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/Documentation/config.txt b/Documentation/config.txt
index 4c36aa95b7d3fc0d456d42bbdfdf5a118931094b..2dc3a0583bde6f5822c88d55e7d0b21670bb7693 100644 (file)
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -680,9 +680,7 @@ color.grep::
 
 color.grep.match::
        Use customized color for matches.  The value of this variable
-       may be specified as in color.branch.<slot>.  It is passed using
-       the environment variables 'GREP_COLOR' and 'GREP_COLORS' when
-       calling an external 'grep'.
+       may be specified as in color.branch.<slot>.
 
 color.interactive::
        When set to `always`, always use colors for interactive prompts