Merge "Add a simpleperf to Gecko profile format converter" am: a17ac5b7f6 am: 75257b0f46

Original change: https://android-review.googlesource.com/c/platform/system/extras/+/1831375

Change-Id: Ic82c5ab8cfc24f0d5f040dc4b038a5b18b74c8ed