tree: store the entries in a growable arraycmn/tree-reuse

Take advantage of the constant size of tree-owned arrays and store them
in an array instead of a pool. This still lets us free them all at once
but lets the system allocator do the work of fitting them in.

1 files changed, 2 insertions, 3 deletions

diff --git a/src/tree.h b/src/tree.h
index 00b27ae41..a108d964c 100644
--- a/src/tree.h
+++ b/src/tree.h
@@ -17,16 +17,15 @@
 struct git_tree_entry {
 	uint16_t attr;
 	uint16_t filename_len;
-	git_oid *oid;
-	bool pooled;
+	const git_oid *oid;
 	const char *filename;
 };
 
 struct git_tree {
 	git_object object;
 	git_odb_object *odb_obj;
+	git_array_t(git_tree_entry) entries_arr;
 	git_vector entries;
-	git_pool pool;
 };
 
 struct git_treebuilder {