YARN-1120. Made ApplicationConstants.Environment.USER definition OS neutral as the corresponding value is now set correctly end-to-end. Contributed by Chuan Liu.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1519330 13f79535-47bb-0310-9956-ffa450edef68

hadoop-yarn-project/CHANGES.txt

@@ -78,6 +78,10 @@ Release 2.1.1-beta - UNRELEASED
     YARN-1117. Improved help messages for "yarn application" and "yarn node"
     commands. (Xuan Gong via vinodkv)
 
+    YARN-1120. Made ApplicationConstants.Environment.USER definition OS neutral
+    as the corresponding value is now set correctly end-to-end. (Chuan Liu via
+    vinodkv)
+
   OPTIMIZATIONS
 
   BUG FIXES

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/ApplicationConstants.java

@@ -80,7 +80,7 @@ public interface ApplicationConstants {
      * $USER
      * Final, non-modifiable.
      */
-    USER(Shell.WINDOWS ? "USERNAME": "USER"),
+    USER("USER"),
     
     /**
      * $LOGNAME