Remove overly complex MachineNodeFactory.

R=titzer@chromium.org

Review URL: https://codereview.chromium.org/543763002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23702 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Remove redundant --always-full-compiler flag.

R=mstarzinger@chromium.org
BUG=

Review URL: https://codereview.chromium.org/538613006

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23703 ce2b1a6d-e550-0410-aec6-3dcde31c8c00