Convert lookup_blob to struct object_id

Convert lookup_blob to take a pointer to struct object_id.

The commit was created with manual changes to blob.c and blob.h, plus
the following semantic patch:

@@
expression E1;
@@
- lookup_blob(E1.hash)
+ lookup_blob(&E1)

@@
expression E1;
@@
- lookup_blob(E1->hash)
+ lookup_blob(E1)

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/object.c b/object.c
index 0208c407a6..2c8d1e5d31 100644
--- a/object.c
+++ b/object.c
@@ -190,7 +190,7 @@ struct object *parse_object_buffer(const unsigned char *sha1, enum object_type t
 
 	obj = NULL;
 	if (type == OBJ_BLOB) {
-		struct blob *blob = lookup_blob(oid.hash);
+		struct blob *blob = lookup_blob(&oid);
 		if (blob) {
 			if (parse_blob_buffer(blob, buffer, size))
 				return NULL;
@@ -266,7 +266,7 @@ struct object *parse_object(const unsigned char *sha1)
 			error("sha1 mismatch %s", sha1_to_hex(repl));
 			return NULL;
 		}
-		parse_blob_buffer(lookup_blob(oid.hash), NULL, 0);
+		parse_blob_buffer(lookup_blob(&oid), NULL, 0);
 		return lookup_object(sha1);
 	}