[DevTools] Move v8-related instrumentation from agents to InspectorSession.

third_party/WebKit/Source/core/inspector/PageDebuggerAgent.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 61 matching lines @@
     return scriptController.canExecuteScripts(NotAboutToExecuteScript);
 }
 
 void PageDebuggerAgent::enable(ErrorString* errorString)
 {
     if (!canExecuteScripts()) {
         *errorString = "Script execution is prohibited";
         return;
     }
     InspectorDebuggerAgent::enable(errorString);
-    m_instrumentingAgents->setPageDebuggerAgent(this);
 }
 
 void PageDebuggerAgent::disable(ErrorString* errorString)
 {
-    m_instrumentingAgents->setPageDebuggerAgent(nullptr);
     m_compiledScriptURLs.clear();
     InspectorDebuggerAgent::disable(errorString);
 }
 
 void PageDebuggerAgent::restore()
 {
     if (canExecuteScripts())
         InspectorDebuggerAgent::restore();
 }
 
 
-void PageDebuggerAgent::didStartProvisionalLoad(LocalFrame* frame)
-{
-    if (frame == m_inspectedFrames->root()) {
-        ErrorString error;
-        resume(&error);
-    }
-}
-
 } // namespace blink