Reviewed-by: jmasa, stefank

8005108: NPG: MetaspaceAux::used_in_bytes(), capacity_in_bytes() and reserved_in_bytes() return inconsistent numbers
Summary: Reverted the changes to these functions from JDK-8000662
Reviewed-by: brutisso, jmasa

Reviewed-by: johnc, coleenp

Summary: Add ClassLoaderData object for each anonymous class with metaspaces to allocate in.
Reviewed-by: twisti, jrose, stefank

Summary: Make metaspace::contains be lock free and used to see if something is in metaspace, also compare Method* with vtbl pointer.
Reviewed-by: dholmes, sspitsyn, dcubed, jmasa

Summary: Reduce the amount of calls to ChunkManager verification code
Reviewed-by: jmasa, coleenp

Summary: support of compress class pointers in the compilers.
Reviewed-by: kvn, twisti

Reviewed-by: coleenp, stefank, jprovino, ohair

Reviewed-by: johnc, ysr

Reviewed-by: jcoomes, brutisso

Reviewed-by: coleenp, jcoomes

Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
Contributed-by: Njmasa &lt;jon.masamitsu@oracle.com&gt;, stefank &lt;stefan.karlsson@oracle.com&gt;, mgerdin &lt;mikael.gerdin@oracle.com&gt;, never <tom.rodriguez@oracle.com>