Stop copying tokens in incremental scanner. Once the incremental parser is no longer using the token map I can remove the tokenMap support.

R=paulberry@google.com

Review URL: https://codereview.chromium.org//745873002

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge@41913 260f80e4-7a28-3924-810f-c04153c831b5
arm: Move unrolled array initialization to Assembler.

This is the final preparation before adding write barrier verification infrastructure on ARM
(which requires all pointer writes to pass through write-barrier aware code).

R=zra@google.com

Review URL: https://codereview.chromium.org//752633002

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge@41914 260f80e4-7a28-3924-810f-c04153c831b5