Android 8.1.0 Release 51 (OPM8.181105.002)
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Merge cherrypicks of [4995494, 4995495, 4995496, 4995497, 4997652, 4997881, 4997052, 4997883, 4995518, 4997653, 4997654] into oc-m8-release

Change-Id: Ifeba25ced72566a9a3c9d67c288a8e23e4709187