* alloc-pool.h (struct pool_usage): Correct GNU coding style.
	* bitmap.h (struct bitmap_usage): Likewise.
	* ggc-common.c (struct ggc_usage): Likewise.
	* mem-stats.h (struct mem_location): Likewise.
	(struct mem_usage): Likewise.
	* vec.c (struct vec_usage): Likewise.

From-SVN: r224082