Disable unit test because of NaCL breakage after r23617.

TBR=bmeurer@chromium.org
TEST=base-unittests/BitsDeathTest.RoundUpToPowerOfTwo32

Review URL: https://codereview.chromium.org/532713002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23621 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Fix bug in graph visualizer.

R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/526373002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23622 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
MIPS: Minor-key-ify four stubs.

Port r23605 (8fcd377)

Original commit message:
- ICCompareStub
- BinaryOpICStub
- CompareNilICStub
- VectorLoadStub

BUG=
R=paul.lind@imgtec.com

Review URL: https://codereview.chromium.org/531033003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23623 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Merge remote-tracking branch 'upstream/master'