Redo "running" field in debug-delay.js and support "suspend" command

test/mjsunit/debug-clearbreakpointgroup.js

 // Copyright 2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 42 matching lines @@
     assertTrue(response.success, json_response);
   } else {
     assertFalse(response.success, json_response);
   }
 }
 
 function listener(event, exec_state, event_data, data) {
   try {
     if (event == Debug.DebugEvent.Break) {
       // Get the debug command processor.
-      var dcp = exec_state.debugCommandProcessor();
+      var dcp = exec_state.debugCommandProcessor("unspecified_running_state");
 
       // Clear breakpoint group 1.
       testArguments(dcp, '{"groupId":1}', true);
 
       // Indicate that all was processed.
       listenerComplete = true;
     } else if (event == Debug.DebugEvent.AfterCompile) {
       scriptId = event_data.script().id();
       assertEquals(source, event_data.script().source());
     }
@@ skipping 34 matching lines @@
 assertEquals(3, breakpoints.length);
 var breakpointNumbers = breakpoints.map(
     function(scriptBreakpoint) { return scriptBreakpoint.number(); },
     breakpointNumbers);
 
 // Check that all breakpoints from group 1 were deleted and all the
 // rest are preserved.
 assertEquals([bp2, bp3, bp5].sort(), breakpointNumbers.sort());
 
 assertFalse(exception, "exception in listener");