X87: Always use the LoadStubCompiler for Load handlers, also for keyedload handlers
X87: Always use the LoadStubCompiler for Load handlers, also for keyedload handlers

port r22551.

original commit message:
  Always use the LoadStubCompiler for Load handlers, also for keyedload handlers

BUG=
R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/412903003

Patch from Chunyang Dai <chunyang.dai@intel.com>.

git-svn-id: f98b9d40cb02301bc76fa9e1b46ee668158567fd@22587 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh