Revert "Temporarly include required kernel headers"

This reverts commit 080d7071d7d70fbfbf97fae0e671856a19a68e4a.

We don't need the headers if use this patch:
http://review.cyanogenmod.org/#/c/54193/

Change-Id: I692706327c6e2e96710dcf670e32b90dab81fc7d
Merge "Revert "Temporarly include required kernel headers"" into cm-11.0