Suppress test failures on GC-stress for A64.

R=ulan@chromium.org
BUG=v8:3219
LOG=N

Review URL: https://codereview.chromium.org/197873021

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@19960 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Revert "Continued fix for 351257. Reusing the feedback vector is too complex."

This reverts commit r19919.

TBR=bmeuer@chromium.org

Review URL: https://codereview.chromium.org/196343021

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@19961 ce2b1a6d-e550-0410-aec6-3dcde31c8c00