Revert "Addressed danno's comments" and "Introduce kRegisterSize, kPCOnStackSize and kFPOnStackSize constants"

BUG=None
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/19483007

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@15824 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Unify SoftDeoptimize and Deoptimize hydrogen instructions

BUG=chromium:258519
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/19528003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@15827 ce2b1a6d-e550-0410-aec6-3dcde31c8c00