Merge "liblog: don't cache property size values and move to own file" am:...

Merge "liblog: don't cache property size values and move to own file" am: 001a5df8 am: 6c33a552 am: 119daf8d

Original change: https://android-review.googlesource.com/c/platform/system/core/+/1386258

Change-Id: I778f24358722093c4e1b62716c17483664004795