Merge "Add comments to describe the value of converting hex to decimal" am: 5b30e438de am: 9307980e95 am: 172cce09da

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1635221

Change-Id: I0f978fd5fa0283a40db2897478483d680d44e9e9