HBASE-5547 Don't delete HFiles when in "backup mode", addendum fixes check for fs.delete()

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1366510 13f79535-47bb-0310-9956-ffa450edef68

hbase-server/src/main/java/org/apache/hadoop/hbase/master/cleaner/CleanerChore.java

@@ -218,7 +218,7 @@ public abstract class CleanerChore<T extends FileCleanerDelegate> extends Chore
     }
     // delete this file if it passes all the cleaners
     LOG.debug("Removing:" + filePath + " from archive");
-    if (this.fs.delete(filePath, false)) {
+    if (!this.fs.delete(filePath, false)) {
       LOG.warn("Attempted to delete:" + filePath
           + ", but couldn't. Run cleaner chain and attempt to delete on next pass.");
     }