More Map methods moved to private part.

R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/350023002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21985 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
CPU profiler: increase the max number of captured frames.

LOG=N
R=jkummerow@chromium.org, loislo@chromium.org, yurys@chromium.org

Review URL: https://codereview.chromium.org/357443003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21986 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
ARM64: fix operator precedence issue.

As a result the constant pool marker was always 0.

BUG=
R=ulan@chromium.org

Review URL: https://codereview.chromium.org/350923003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21987 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
MIPS: optimize Lithium Allocate.

Port r21968 (f6c757c)

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21988 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Merge remote-tracking branch 'upstream/master'