Merge "Switch the zygote over to mallopt(M_BIONIC_SET_HEAP_TAGGING_LEVEL)." am: 2ccc6dfb02 am: 4a7fecb695 am: d595439212

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1552757

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I9a69b7ca4bfb7c9cbd3380f7be3d41882502b3f5