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https://issues.apache.org/jira/browse/HADOOP-4820?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12655572#action_12655572
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Suresh Srinivas commented on HADOOP-4820:
-----------------------------------------

No testcases are added as the change only removes unnecessary code. Here is the 
test-patch result:

     [exec] -1 overall.  

     [exec]     +1 @author.  The patch does not contain any @author tags.

     [exec]     -1 tests included.  The patch doesn't appear to include any new 
or modified tests.
     [exec]                         Please justify why no tests are needed for 
this patch.

     [exec]     +1 javadoc.  The javadoc tool did not generate any warning 
messages.

     [exec]     +1 javac.  The applied patch does not increase the total number 
of javac compiler warnings.

     [exec]     +1 findbugs.  The patch does not introduce any new Findbugs 
warnings.

     [exec]     +1 Eclipse classpath. The patch retains Eclipse classpath 
integrity.

> Remove unused method FSNamesystem.deleteInSafeMode
> --------------------------------------------------
>
>                 Key: HADOOP-4820
>                 URL: https://issues.apache.org/jira/browse/HADOOP-4820
>             Project: Hadoop Core
>          Issue Type: Bug
>            Reporter: Suresh Srinivas
>            Assignee: Suresh Srinivas
>            Priority: Minor
>             Fix For: 0.20.0
>
>         Attachments: 4820.patch
>
>
> Method FSNamesystem.deleteInSafeMode is not used. This method and the code 
> related to it can be removed.

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