[libgit2-glib] Add tree builder typedef

[Jesse van den Kieboom <jessevdk src gnome org>]

commit 112a9e4947b1b07bd50f9f1deaee322e00f8b761
Author: Jesse van den Kieboom <jessevdk gmail com>
Date:   Sun Jun 23 15:39:09 2013 +0200

    Add tree builder typedef

 libgit2-glib/ggit-types.h |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/libgit2-glib/ggit-types.h b/libgit2-glib/ggit-types.h
index a015214..92e26d2 100644
--- a/libgit2-glib/ggit-types.h
+++ b/libgit2-glib/ggit-types.h
@@ -292,6 +292,12 @@ typedef struct _GgitTree GgitTree;
  */
 typedef struct _GgitTreeEntry GgitTreeEntry;
 
+/**
+ * GgitTreeBuilder:
+ *
+ * Represents a tree object.
+ */
+typedef struct _GgitTreeBuilder GgitTreeBuilder;
 
 /**
  * GgitBranchType: