Merge "Consume consecutive delimiters at beginning of refilled buffer" into main am: f4d84e1a

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3073613



Change-Id: I6c86bc4dac98995ae2826b6b69a09ce2d0acc0bc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>