Revert of DevTools: use per-LocalFrame instrumenting agents instead of per-Page ones.

Source/core/inspector/InspectorApplicationCacheAgent.cpp

 /*
  * Copyright (C) 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 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:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 53 matching lines @@
     if (m_state->getBoolean(ApplicationCacheAgentState::applicationCacheAgentEnabled)) {
         ErrorString error;
         enable(&error);
     }
 }
 
 void InspectorApplicationCacheAgent::enable(ErrorString*)
 {
     m_state->setBoolean(ApplicationCacheAgentState::applicationCacheAgentEnabled, true);
     m_instrumentingAgents->setInspectorApplicationCacheAgent(this);
-    m_frontend->networkStateUpdated(networkStateNotifier().onLine());
+
+    // We need to pass initial navigator.onOnline.
+    networkStateChanged(networkStateNotifier().onLine());
 }
 
 void InspectorApplicationCacheAgent::updateApplicationCacheStatus(LocalFrame* frame)
 {
     DocumentLoader* documentLoader = frame->loader().documentLoader();
     if (!documentLoader)
         return;
 
     ApplicationCacheHost* host = documentLoader->applicationCacheHost();
     ApplicationCacheHost::Status status = host->status();
     ApplicationCacheHost::CacheInfo info = host->applicationCacheInfo();
 
     String manifestURL = info.m_manifest.string();
     m_frontend->applicationCacheStatusUpdated(m_pageAgent->frameId(frame), manifestURL, static_cast<int>(status));
 }
 
-void InspectorApplicationCacheAgent::networkStateChanged(LocalFrame* frame, bool online)
+void InspectorApplicationCacheAgent::networkStateChanged(bool online)
 {
-    if (frame == m_pageAgent->inspectedFrame())
-        m_frontend->networkStateUpdated(online);
+    m_frontend->networkStateUpdated(online);
 }
 
 void InspectorApplicationCacheAgent::getFramesWithManifests(ErrorString*, RefPtr<TypeBuilder::Array<TypeBuilder::ApplicationCache::FrameWithManifest> >& result)
 {
     result = TypeBuilder::Array<TypeBuilder::ApplicationCache::FrameWithManifest>::create();
 
-    LocalFrame* inspectedFrame = m_pageAgent->inspectedFrame();
-    for (Frame* frame = inspectedFrame; frame; frame = frame->tree().traverseNext(inspectedFrame)) {
+    LocalFrame* mainFrame = m_pageAgent->mainFrame();
+    for (Frame* frame = mainFrame; frame; frame = frame->tree().traverseNext(mainFrame)) {
         if (!frame->isLocalFrame())
             continue;
         DocumentLoader* documentLoader = toLocalFrame(frame)->loader().documentLoader();
         if (!documentLoader)
             continue;
 
         ApplicationCacheHost* host = documentLoader->applicationCacheHost();
         ApplicationCacheHost::CacheInfo info = host->applicationCacheInfo();
         String manifestURL = info.m_manifest.string();
         if (!manifestURL.isEmpty()) {
@@ skipping 89 matching lines @@
 }
 
 void InspectorApplicationCacheAgent::trace(Visitor* visitor)
 {
     visitor->trace(m_pageAgent);
     InspectorBaseAgent::trace(visitor);
 }
 
 } // namespace blink