Version 3.28.51.1 (merged r22708, r22723, r22724)

MIPS: Encapsulate type in the PropertyHandlerCompiler.

MIPS: Encapsulate the holder in the PropertyHolderCompilers.

MIPS: Remove keyed_store_calling convention and friends.

R=machenbach@chromium.org
BUG=

Review URL: https://codereview.chromium.org/435643002

git-svn-id: https://v8.googlecode.com/svn/trunk@22770 ce2b1a6d-e550-0410-aec6-3dcde31c8c00