Merge "Create the timerfd helper class" into main am: 38bbfa8c82 am: 66c94d7adc

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3309935

Change-Id: I8629dd5caa24032ec95389dbfb4b1c70bbb87625
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>