HADOOP-3859 revert accidental change to file.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/core/branches/branch-0.18@683365 13f79535-47bb-0310-9956-ffa450edef68

src/test/log4j.properties

@@ -4,10 +4,4 @@ log4j.rootLogger=info,stdout
 log4j.threshhold=ALL
 log4j.appender.stdout=org.apache.log4j.ConsoleAppender
 log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
-log4j.appender.stdout.layout.ConversionPattern=%d{ISO8601} [%t] %-5p %c{2} %x- %m%n
-
-#this is a logger that prints line numbers; it is unused but can be switched
-#on if desired
-log4j.appender.linenumbers=org.apache.log4j.ConsoleAppender
-log4j.appender.linenumbers.layout=org.apache.log4j.PatternLayout
-log4j.appender.linenumbers.layout.ConversionPattern=%d{ISO8601} [%t] %-5p %c{2} (%F:%M(%L)) %x - %m%n
+log4j.appender.stdout.layout.ConversionPattern=%d{ISO8601} %-5p %c{2} (%F:%M(%L)) - %m%n