allow InterruptedException so that test code that extends from it can throw...

allow InterruptedException so that test code that extends from it can throw InterruptedException as well.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@13169 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/scm/NullSCM.java

@@ -23,7 +23,7 @@ public class NullSCM extends SCM {
         return false;
     }
 
-    public boolean checkout(AbstractBuild build, Launcher launcher, FilePath remoteDir, BuildListener listener, File changeLogFile) throws IOException {
+    public boolean checkout(AbstractBuild build, Launcher launcher, FilePath remoteDir, BuildListener listener, File changeLogFile) throws IOException, InterruptedException {
         return createEmptyChangeLog(changeLogFile, listener, "log");
     }