[automerger skipped] Add wrappers around IO functions to check the return values am: 6edf57328b -s ours

am skip reason: Merged-In If98fb3adf58f2e4e13d483b78ea05ea9d8d61b58 with SHA-1 63b4330259 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18367300

Change-Id: Idb0958e8386e438b6977ac8ecb9c2d8c5afeccdd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>