grep: recurse in-process using 'struct repository'

Convert grep to use 'struct repository' which enables recursing into
submodules to be handled in-process.

Signed-off-by: Brandon Williams <bmwill@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 0 insertions, 1 deletions

diff --git a/grep.h b/grep.h
index 0c091e5104..52aecfab6e 100644
--- a/grep.h
+++ b/grep.h
@@ -193,7 +193,6 @@ struct grep_source {
 		GREP_SOURCE_OID,
 		GREP_SOURCE_FILE,
 		GREP_SOURCE_BUF,
-		GREP_SOURCE_SUBMODULE,
 	} type;
 	void *identifier;