8a4e91c0bd
Look for the svn revision in tools/SVN_REVISION before event trying to run svn. The SVN_REVISIOn file is only created when building a tarball from a bleeding edge revision. R=kustermann@google.com BUG= Review URL: https://codereview.chromium.org//166743002 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@32713 260f80e4-7a28-3924-810f-c04153c831b5