Revert "[scudo] Check if MADV_DONTNEED zeroes memory" am: 6c5c1bbfc9 am: 56c8a4d19d am: be29bd4bdd am: 5650b4c175

Original change: https://android-review.googlesource.com/c/platform/external/scudo/+/1726416

Bug: 204915415

Change-Id: Ief2eb72fca765885d4c124470ab5293f0d352f1f
Merged-In: Ief2eb72fca765885d4c124470ab5293f0d352f1f
(cherry picked from commit 0b0013b6f182aaa53b8c82ec0a50241834fe4b2a)
1 file changed