The order is: inner classes, friend classes, fields, methods.
Before, fields and methods were mixed up.

R=ahaas@chromium.org

Bug: v8:8238
Change-Id: I4a6834785f2285e62e24c073611885378046b88b
Reviewed-on: https://chromium-review.googlesource.com/c/1319756Reviewed-by: Andreas Haas <ahaas@chromium.org>
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#57288}