DevTools: disable DOMDebuggerAgent when DOMAgent or DebuggerAgent were disabled.

Source/core/inspector/InspectorDOMDebuggerAgent.cpp

 /*
  * Copyright (C) 2011 Google Inc. 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
@@ skipping 67 matching lines @@
     return adoptPtr(new InspectorDOMDebuggerAgent(domAgent, debuggerAgent));
 }
 
 InspectorDOMDebuggerAgent::InspectorDOMDebuggerAgent(InspectorDOMAgent* domAgent, InspectorDebuggerAgent* debuggerAgent)
     : InspectorBaseAgent<InspectorDOMDebuggerAgent>("DOMDebugger")
     , m_domAgent(domAgent)
     , m_debuggerAgent(debuggerAgent)
     , m_pauseInNextEventListener(false)
 {
     m_debuggerAgent->setListener(this);
+    m_domAgent->setListener(this);
 }
 
 InspectorDOMDebuggerAgent::~InspectorDOMDebuggerAgent()
 {
     ASSERT(!m_debuggerAgent);
     ASSERT(!m_instrumentingAgents->inspectorDOMDebuggerAgent());
 }
 
 // Browser debugger agent enabled only when JS debugger is enabled.
 void InspectorDOMDebuggerAgent::debuggerWasEnabled()
 {
-    m_instrumentingAgents->setInspectorDOMDebuggerAgent(this);
+    if (m_domAgent->enabled() && m_debuggerAgent->enabled())
+        m_instrumentingAgents->setInspectorDOMDebuggerAgent(this);
 }
 
 void InspectorDOMDebuggerAgent::debuggerWasDisabled()
 {
     disable();
 }
 
+void InspectorDOMDebuggerAgent::domAgentWasEnabled()
+{
+    if (m_domAgent->enabled() && m_debuggerAgent->enabled())
+        m_instrumentingAgents->setInspectorDOMDebuggerAgent(this);
+}
+
+void InspectorDOMDebuggerAgent::domAgentWasDisabled()
+{
+    disable();
+}
+
 void InspectorDOMDebuggerAgent::stepInto()
 {
     m_pauseInNextEventListener = true;
 }
 
 void InspectorDOMDebuggerAgent::didPause()
 {
     m_pauseInNextEventListener = false;
 }
 
@@ skipping 395 matching lines @@
 }
 
 void InspectorDOMDebuggerAgent::clear()
 {
     m_domBreakpoints.clear();
     m_pauseInNextEventListener = false;
 }
 
 } // namespace WebCore