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

third_party/WebKit/Source/core/inspector/PageRuntimeAgent.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 45 matching lines @@
 DEFINE_TRACE(PageRuntimeAgent)
 {
     visitor->trace(m_inspectedFrames);
     InspectorRuntimeAgent::trace(visitor);
 }
 
 void PageRuntimeAgent::enable(ErrorString* errorString)
 {
     if (m_enabled)
         return;
-
-    m_instrumentingAgents->setPageRuntimeAgent(this);
-    if (m_inspectedFrames->root()->loader().stateMachine()->committedFirstRealDocumentLoad()) {
-        for (const LocalFrame* frame : *m_inspectedFrames)
-            frame->script().initializeMainWorld();
-    }
     InspectorRuntimeAgent::enable(errorString);
 }
 
 void PageRuntimeAgent::disable(ErrorString* errorString)
 {
     if (!m_enabled)
         return;
     InspectorRuntimeAgent::disable(errorString);
-    m_instrumentingAgents->setPageRuntimeAgent(nullptr);
-}
-
-void PageRuntimeAgent::didClearDocumentOfWindowObject(LocalFrame* frame)
-{
-    frame->script().initializeMainWorld();
 }
 
 } // namespace blink