Merge "Use memset instead of a loop" am: 746b3fe8ad am: 35523a4ab9 am: 0ad6e0470d am: 3499cb06c0 am: 4ed8d611fb

Original change: https://android-review.googlesource.com/c/platform/external/tremolo/+/1829040

Change-Id: I8eb38e1fc97edb5d8086b16cc8929f62fc528ae8