Implement and32 on MIPS platform
https://bugs.webkit.org/show_bug.cgi?id=112665

Patch by Peter Gal <galpeter@inf.u-szeged.hu> on 2013-03-20
Reviewed by Zoltan Herczeg.

* assembler/MacroAssemblerMIPS.h:
(JSC::MacroAssemblerMIPS::and32): Added missing method.
(MacroAssemblerMIPS):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@146339 268f45cc-cd09-0410-ab3c-d52691b4dbfc