duplicated block id: 1
size: 6 cleaned lines of code
in 2 files:
 - twill-yarn/src/main/hadoop21/org/apache/twill/internal/yarn/Hadoop21YarnLaunchContext.java (39:47)
 - twill-yarn/src/main/hadoop20/org/apache/twill/internal/yarn/Hadoop20YarnLaunchContext.java (39:47)