[PATCH] ext3: Fix debug logging-only compilation error

When EXT3FS_DEBUG is #define-d, the compile breaks due to #include file
issues.

Signed-off-by: Kirk True <kernel@kirkandsheila.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>