Merge commit 'b0abf3ea47b74296fd790843e789cfd101f58a00' * commit 'b0abf3ea47b74296fd790843e789cfd101f58a00': Kill off the remaining GC-specific system properties.
Merge commit 'b0abf3ea47b74296fd790843e789cfd101f58a00' * commit 'b0abf3ea47b74296fd790843e789cfd101f58a00': Kill off the remaining GC-specific system properties.