Change const variables to constexpr in

constexpr variables must be initialized and computed at compile-time,
unlike their const counterparts that can defer their initializations
to run-time. This change allows for a slight run-time performance

Correct a typo by changing the static variable kSizeTrasholdUm to
kSizeThresholdUm. The use of the variable is limited to

Change-Id: I4e43df7666570fa37a15e8860a635badbac306e4
Commit-Queue: Daniel Hosseinian <>
Reviewed-by: Lei Zhang <>
Cr-Commit-Position: refs/heads/master@{#721172}
1 file changed