Merged r18783, r18784 into trunk branch.

MIPS: Reland r18714 'Unify calling to GenerateFastApiCallBody before stubbing it'.

MIPS: Turn FastNewContextStub into a HydrogenCodeStub.

R=jkummerow@chromium.org, machenbach@chromium.org
BUG=

Review URL: https://codereview.chromium.org/145853002

git-svn-id: https://v8.googlecode.com/svn/trunk@18793 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Version 3.24.23

Performance and stability improvements on all platforms.

git-svn-id: https://v8.googlecode.com/svn/trunk@18800 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Merged r18805 into trunk branch.

Revert broken ArrayPop changes

BUG=chromium:337686
LOG=N
R=machenbach@chromium.org

Review URL: https://codereview.chromium.org/133993010

git-svn-id: https://v8.googlecode.com/svn/trunk@18807 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Merge remote-tracking branch 'upstream/trunk' into trunk