netfilter: xt_IDLETIMER: Revert to retain the kernel API format.

Reverted Change-Id: Iaeca5dd2d7878c0733923ae03309a2a7b86979ca

Change-Id: I0e0a4f60ec14330d8d8d1c5a508fa058d9919e07
Signed-off-by: Ashish Sharma <ashishsharma@google.com>
(cherry picked from commit e0a4e5b0e808d718dd9af500c5754118fc3935db)
Git-commit: 537057b66d4ef6fe1cc27939442a6e9a8d8104b9
Git-Repo: https://android.googlesource.com/kernel/common.git


Signed-off-by: Ian Maund <imaund@codeaurora.org>