Merge "Remove support for Linux before 3.11 (without O_TMPFILE)." into main am: 77a80d1744 am: 5a09eb7e6d

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2978811

Change-Id: Ia909ea78ac5c6fbe2d11ce9f47ae3f5d57d35750
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>