Fix NPE caused by handling GetFileSize return value. am: 5a0dcd8114 am: bd92098402 Original change: https://googleplex-android-review.googlesource.com/c/platform/external/icing/+/18618724 Change-Id: I30b36fdaa50f0c0fe55ab2978f29d913d735414c Signed-off-by: Automerger Merge Worker <[email protected]>