MIPS: Ensure double aligned allocations through runtime routines.

3rd (of 3) CLs to ensure complete alignment of FixedDoubleArrays.

TEST=
BUG=
R=mstarzinger@chromium.org, plind44@gmail.com

Review URL: https://codereview.chromium.org/35313002

Patch from Dusan Milosavljevic <Dusan.Milosavljevic@rt-rk.com>.

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17809 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
[Sheriff] Revert "MIPS: Ensure double aligned allocations through runtime routines."

This reverts commit r17809 for breaking the build.

TBR=plind44@gmail.com,
BUG=

Review URL: https://codereview.chromium.org/74803002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17810 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Prepare push to trunk.  Now working on version 3.23.7.

R=jkummerow@chromium.org
BUG=

Review URL: https://codereview.chromium.org/74753004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17816 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Match max property descriptor length to corresponding bit fields

BUG=v8:3010
R=verwaest@chromium.org
LOG=N

Review URL: https://codereview.chromium.org/72333004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17823 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Remove unused keyed store "force generic".

R=ishell@chromium.org

Review URL: https://chromiumcodereview.appspot.com/73893003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17827 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Remove keyed load "force generic" miss case.
BUG=
R=ishell@chromium.org

Review URL: https://chromiumcodereview.appspot.com/68213024

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17828 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Refactor ChangeLog generation for push-to-trunk script.

This extracts the Git-independent part of the change log body generation. This CL intends no change in behavior.

R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/61263011

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17829 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Generate DataViewInitialize built-in in hydrogen.

R=bmeurer@chromium.org, mvstanton@chromium.org

Review URL: https://codereview.chromium.org/66843011

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17831 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Merge remote-tracking branch 'upstream/bleeding_edge' into bleeding_edge
Merge branch 'bleeding_edge' of github.com:CraZySacX/v8 into bleeding_edge