MIPS: Refactor only: Rename JSGlobaPropertyCell to PropertyCell

Port r15165 (daf37483)

BUG=

Review URL: https://codereview.chromium.org/17064007

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@15171 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Migrate BinaryOpICs and UnaryOpICs to new type rep

R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/16957004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@15172 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Revert "Improved range analysis for bitwise operations."

This reverts commit r15170

R=jkummerow@chromium.org

Review URL: https://chromiumcodereview.appspot.com/17093005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@15173 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Fix MathFloorOfDiv optimization on non-SDIV ARM

R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/17069006

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@15174 ce2b1a6d-e550-0410-aec6-3dcde31c8c00