Remove unnecessary ifdef in pool.h
diff --git a/src/pool.h b/src/pool.h
index 0f9532d..1cae48f 100644
--- a/src/pool.h
+++ b/src/pool.h
@@ -8,10 +8,7 @@
#define INCLUDE_pool_h__
#include "common.h"
-
-#ifdef GIT_DEBUG_POOL
#include "vector.h"
-#endif
typedef struct git_pool_page git_pool_page;