8169944: sun/security/tools tests fail with CompilationError

Reviewed-by: coffeys

test/sun/security/tools/jarsigner/warnings/Test.java

@@ -197,21 +197,4 @@ public abstract class Test {
         cmd.addAll(Arrays.asList(args));
         return ProcessTools.executeCommand(cmd.toArray(new String[cmd.size()]));
     }
-
-    protected OutputAnalyzer keytool(String... cmd) throws Throwable {
-        return tool(KEYTOOL, cmd);
-    }
-
-    protected OutputAnalyzer jarsigner(String... cmd) throws Throwable {
-        return tool(JARSIGNER, cmd);
-    }
-
-    private OutputAnalyzer tool(String tool, String... args) throws Throwable {
-        List<String> cmd = new ArrayList<>();
-        cmd.add(tool);
-        cmd.add("-J-Duser.language=en");
-        cmd.add("-J-Duser.country=US");
-        cmd.addAll(Arrays.asList(args));
-        return ProcessTools.executeCommand(cmd.toArray(new String[cmd.size()]));
-    }
 }