fixed a problem in the initialization order issue.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@9414 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/slaves/CommandStartMethod.java

@@ -99,4 +99,8 @@ public class CommandStartMethod extends ComputerStartMethod {
     }
 
     private static final Logger LOGGER = Logger.getLogger(CommandStartMethod.class.getName());
+
+    static {
+        LIST.add(DESCRIPTOR);
+    }
 }

core/src/main/java/hudson/slaves/ComputerStartMethod.java

@@ -45,8 +45,10 @@ public abstract class ComputerStartMethod implements Describable<ComputerStartMe
     /**
      * All registered {@link ComputerStartMethod} implementations.
      */
-    public static final DescriptorList<ComputerStartMethod> LIST = new DescriptorList<ComputerStartMethod>(
-        JNLPStartMethod.DESCRIPTOR,
-        CommandStartMethod.DESCRIPTOR
-    );
+    public static final DescriptorList<ComputerStartMethod> LIST = new DescriptorList<ComputerStartMethod>();
+
+    static {
+        LIST.load(JNLPStartMethod.class);
+        LIST.load(CommandStartMethod.class);        
+    }
 }

core/src/main/java/hudson/slaves/JNLPStartMethod.java

@@ -33,4 +33,8 @@ public class JNLPStartMethod extends ComputerStartMethod {
             return "Launch slave agents via JNLP";
         }
     };
+
+    static {
+        LIST.add(DESCRIPTOR);
+    }
 }