Remove unused option MadviseRandomAccess.

Test: m
Bug: 278785544
Bug: 196052575
Bug: 178853586
(cherry picked from https://android-review.googlesource.com/q/commit:eea8d8bbfdc14610c30a3fdfb0b1afd46236ec37)
Merged-In: Ic8d8de5e7cb5f4141d26ab13fc71f9f41769b969
Change-Id: Ic8d8de5e7cb5f4141d26ab13fc71f9f41769b969
1 file changed