Merge "Revert "Use MappedFile for mmap-related operations in CursorWindow"" into main am: e7d08b0b0f

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3308541

Change-Id: I1b99a791a7404446a506bac0b0603f267edf2174
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>