[DevTools] Reverse dependencies between InspectorOverlay and agents.

Source/core/testing/Internals.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  * Copyright (C) 2013 Apple 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.
@@ skipping 81 matching lines @@
 #include "core/html/canvas/CanvasRenderingContext.h"
 #include "core/html/forms/FormController.h"
 #include "core/html/shadow/PluginPlaceholderElement.h"
 #include "core/html/shadow/ShadowElementNames.h"
 #include "core/html/shadow/TextControlInnerElements.h"
 #include "core/input/EventHandler.h"
 #include "core/inspector/ConsoleMessageStorage.h"
 #include "core/inspector/InspectorConsoleAgent.h"
 #include "core/inspector/InspectorFrontendChannel.h"
 #include "core/inspector/InspectorInstrumentation.h"
-#include "core/inspector/InspectorOverlay.h"
 #include "core/inspector/InstanceCounters.h"
 #include "core/inspector/InstrumentingAgents.h"
 #include "core/layout/LayoutMenuList.h"
 #include "core/layout/LayoutObject.h"
 #include "core/layout/LayoutTreeAsText.h"
 #include "core/layout/LayoutView.h"
 #include "core/layout/compositing/CompositedDeprecatedPaintLayerMapping.h"
 #include "core/layout/compositing/DeprecatedPaintLayerCompositor.h"
 #include "core/loader/FrameLoader.h"
 #include "core/loader/HistoryItem.h"
@@ skipping 2366 matching lines @@
 
     return animator->setScrollbarsVisibleForTesting(visible);
 }
 
 void Internals::forceRestrictIFramePermissions()
 {
     RuntimeEnabledFeatures::setRestrictIFramePermissionsEnabled(true);
 }
 
 } // namespace blink