HADOOP-7398. Suppress warnings about use of HADOOP_HOME. (omalley)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20-security-205@1136667 13f79535-47bb-0310-9956-ffa450edef68

CHANGES.txt

@@ -152,8 +152,7 @@ Release 0.20.204.0 - unreleased
 
   IMPROVEMENTS
 
-    HADOOP-7398. Add mechanism to suppress warnings about use of HADOOP_HOME.
-    (omalley)
+    HADOOP-7398. Suppress warnings about use of HADOOP_HOME. (omalley)
 
     HDFS-2023. Backport of NPE for File.list and File.listFiles.
     Merged ports of HADOOP-7322, HDFS-1934, HADOOP-7342, and HDFS-2019.

bin/hadoop

@@ -50,11 +50,6 @@
 bin=`dirname "$0"`
 bin=`cd "$bin"; pwd`
 
-if [ "$HADOOP_HOME_WARN_SUPPRESS" == "" ] && [ "$HADOOP_HOME" != "" ]; then
-  echo "Warning: \$HADOOP_HOME is deprecated."
-  echo
-fi
-
 . "$bin"/../libexec/hadoop-config.sh
 
 cygwin=false