ion: Update ion header

Change ION_SECURE to ION_FLAG_SECURE, and ION_FORCE_CONTIGUOUS
to ION_FLAG_FORCE_CONTIGUOUS to help alleviate heap vs. flags
confusion.

Change-Id: I78aa38de2998ec72965b4c0280aac876317dd968
Signed-off-by: Adrian Alexei <aalexei@codeaurora.org>
11 files changed