Do not use ranges after range analysis.

Due to the SSA vs. SSI difference, we are only allowed to use the
flags computed during range analysis, not the ranges themselves. For
the case at hand, there is no such flag, so the condition is simply
remvoed.

BUG=361608
LOG=y
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/232553004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@20645 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Populate receiver types when there is no type feedback

When there is no type feedback yet, ComputeReceiverTypes
should still populate the SmallMapList when the receiver
is a HConstant.

BUG=
R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/230363003

Patch from Petka Antonov <p.antonov@partner.samsung.com>.

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@20646 ce2b1a6d-e550-0410-aec6-3dcde31c8c00