[PATCH v2 18/27] log-tree: replace include of revision.h with simple forward declaration

["Elijah Newren via GitGitGadget" <gitgitgadget@xxxxxxxxx>]

From: Elijah Newren <newren@xxxxxxxxx>

Signed-off-by: Elijah Newren <newren@xxxxxxxxx>
---
 builtin/diff-tree.c | 1 +
 log-tree.c          | 1 +
 log-tree.h          | 2 +-
 3 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/builtin/diff-tree.c b/builtin/diff-tree.c
index 3e281150473..4ad55ecc3fc 100644
--- a/builtin/diff-tree.c
+++ b/builtin/diff-tree.c
@@ -9,6 +9,7 @@
 #include "submodule.h"
 #include "read-cache-ll.h"
 #include "repository.h"
+#include "revision.h"
 #include "tree.h"
 
 static struct rev_info log_tree_opt;
diff --git a/log-tree.c b/log-tree.c
index f4b22a60cc5..07d0b47b168 100644
--- a/log-tree.c
+++ b/log-tree.c
@@ -16,6 +16,7 @@
 #include "reflog-walk.h"
 #include "refs.h"
 #include "replace-object.h"
+#include "revision.h"
 #include "string-list.h"
 #include "color.h"
 #include "gpg-interface.h"
diff --git a/log-tree.h b/log-tree.h
index e7e4641cf83..bdb64328154 100644
--- a/log-tree.h
+++ b/log-tree.h
@@ -1,7 +1,7 @@
 #ifndef LOG_TREE_H
 #define LOG_TREE_H
 
-#include "revision.h"
+struct rev_info;
 
 struct log_info {
 	struct commit *commit, *parent;
-- 
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