Merge "simpleperf: dump jit symfiles to a single file." am: aba29d61ef am: 57805f9586 am: bafb013f46

Original change: https://android-review.googlesource.com/c/platform/system/extras/+/1371340

Change-Id: I5640a3bb91f74a11cee0fd6c54cddd3c94c5fdb6