Merge "Speed up the payload.bin read in process." am: 1a86d98b6e am: 261de8cf63 am: d60a7bf334 am: 562c9f6ba8

Original change: https://android-review.googlesource.com/c/platform/development/+/1777971

Change-Id: I9fdd5fe84ecc7838d1a143317dfcc432853968cc