NetUtils.tryToFindAvailableSocketPort
(cherry picked from commit 1eba6fb)
continue WEB-9968 Dart: ClassCastException when debugging web application in Dartium
move getRawLocation to debug process class (our script manager is not script manager actually — debugger platform script manger plays this role)
(cherry picked from commit ec0a081)
done WEB-9968 Dart: ClassCastException when debugging web application in Dartium
(cherry picked from commit a31b88d)