Mark glob/list_test failing on Windows

R=rnystrom@google.com
BUG=21622

Review URL: https://codereview.chromium.org//730733002

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge@41754 260f80e4-7a28-3924-810f-c04153c831b5
Wait for concurrent sweeper in vm/cc/PrintJSON.

The test uses Heap::IterateObjects, which may visit garbage; see https://code.google.com/p/dart/issues/detail?id=21620

BUG=dart:21620
R=iposva@google.com

Review URL: https://codereview.chromium.org//729603004

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge@41755 260f80e4-7a28-3924-810f-c04153c831b5
Concurrent sweep on x64.

Analogous to the ia32 change: https://codereview.chromium.org/624473003/

Update header word atomically in generated code.
Also convert unused LockCmpxchgl to LockCmpxchgq.

R=iposva@google.com

Review URL: https://codereview.chromium.org//716403003

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge@41756 260f80e4-7a28-3924-810f-c04153c831b5
Make constant lists immutable

R=scheglov@google.com

Review URL: https://codereview.chromium.org//730783002

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge@41757 260f80e4-7a28-3924-810f-c04153c831b5
Issue 21612. Support for multiple returns in the 'Extract Method' refactoring.

R=brianwilkerson@google.com
BUG= https://code.google.com/p/dart/issues/detail?id=21612

Review URL: https://codereview.chromium.org//725393002

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge@41758 260f80e4-7a28-3924-810f-c04153c831b5
Fix unverified assignment to hash_.

R=iposva@google.com

Review URL: https://codereview.chromium.org//726173002

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge@41759 260f80e4-7a28-3924-810f-c04153c831b5