Version 3.27.26 (based on bleeding_edge revision r21782)

MIPS: Fixed flooring division by a power of 2, once again.. (issue 3259).

Fixed flooring division by a power of 2, once again.. (issue 3259).

Fix unsigned comparisons (issue 3380).

Performance and stability improvements on all platforms.

git-svn-id: https://v8.googlecode.com/svn/trunk@21786 ce2b1a6d-e550-0410-aec6-3dcde31c8c00