Merge "Make a utility function public." am: a2d81a0e97 am: 5829303877

Original change: https://android-review.googlesource.com/c/platform/frameworks/libs/net/+/1664087

Change-Id: I94248340c1c19ec02b1be8d1c1697b3bbeb66311
tree: 715134652dc3026487846b7434b06a3ebd3e8563
  1. staticlibs/