Don't run through iterable twice.

R=kasperl@google.com

Review URL: https://codereview.chromium.org//661953003

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge@41168 260f80e4-7a28-3924-810f-c04153c831b5
Handle non-factory redirects in constant evaluation.

R=scheglov@google.com

Review URL: https://codereview.chromium.org//640813004

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge@41169 260f80e4-7a28-3924-810f-c04153c831b5
Use launch-specific UriToFileResolver to convert URIs to/from files.

R=devoncarew@google.com
BUG=

Review URL: https://codereview.chromium.org//637283006

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge@41170 260f80e4-7a28-3924-810f-c04153c831b5
Add command-line options for instrumentation

R=paulberry@google.com

Review URL: https://codereview.chromium.org//664743002

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge@41171 260f80e4-7a28-3924-810f-c04153c831b5