135b1907ee
This allows us to report the "native heap memory" value in the Observatory for VMs running on Fuchsia. This change also renames the flag --enable-malloc-hooks to --profiler-native-memory to better reflect what the flag does. (In the future we may also want to rename --profiler to --profiler-cpu.) R=rmacnak@google.com Review-Url: https://codereview.chromium.org/2829833003 .