[PATCH] Remove -r from common diff options documentation in one more place

Signed-off-by: Chris Shoemaker <c.shoemaker at cox.net>

---

 Documentation/diff-options.txt |    4 ----
 1 files changed, 0 insertions(+), 4 deletions(-)

77e622ef1f6b29fa8b76d5c4f96200cd4d6d82ab
diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt
--- a/Documentation/diff-options.txt
+++ b/Documentation/diff-options.txt
@@ -4,10 +4,6 @@
 -u::
 	Synonym for "-p".
 
--r::
-	Look recursively in subdirectories; only used by "git-diff-tree";
-	other diff commands always work recursively.
-
 -z::
 	\0 line termination on output
 
-
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