MIPS: remove old style callbacks

Port r16354 (559bc02d)

BUG=

Review URL: https://codereview.chromium.org/23479007

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@16370 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
MIPS: Convert FastNewClosureStub into hydrogen.

Port r16356 (0a0ea300)

BUG=

Review URL: https://codereview.chromium.org/23618007

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@16371 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
MIPS: Fix Cluster Fuzz stack frame corruption bug.

Port r16358 (a8a679b9)

BUG=

Review URL: https://codereview.chromium.org/23583004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@16372 ce2b1a6d-e550-0410-aec6-3dcde31c8c00