Revert "Fixing timezone issues with date-time/parse-* tests."

This reverts commit r17148 for breaking tests on Windows.

TBR=cira@google.com,titzer@chromium.org

Review URL: https://codereview.chromium.org/26467005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17149 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Add instruction factories to HHasInstanceTypeAndBranch.

R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/26859003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17150 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Load/Store cannot handle double representation.

Assert that the representation for Load/Store in the X64 MacroAssembler
is never Double. Also add missing test case for the Load/Store macros.

TEST=cctest/test-macro-assembler-x64
R=mvstanton@chromium.org

Committed: https://code.google.com/p/v8/source/detail?r=17135

Review URL: https://codereview.chromium.org/25990002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17151 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Revert r17018 - "Turn on handle zapping for release builds"

BUG=none
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/26457002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17152 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Allow FastCloneShallowObjectStub to use AllocationMementos.
(currently turned off)

BUG=
R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/26827002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17154 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Prepare push to trunk.  Now working on version 3.22.11.

R=verwaest@chromium.org
BUG=

Review URL: https://codereview.chromium.org/26977003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17155 ce2b1a6d-e550-0410-aec6-3dcde31c8c00