InspectorOverlay should call layout in the normal way

Source/core/inspector/InspectorOverlay.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:
  *
  * 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 360 matching lines @@
 
     return toLocalFrame(overlayPage()->mainFrame())->eventHandler().handleGestureEvent(event);
 }
 
 bool InspectorOverlay::handleMouseEvent(const PlatformMouseEvent& event)
 {
     if (isEmpty())
         return false;
 
     EventHandler& eventHandler = toLocalFrame(overlayPage()->mainFrame())->eventHandler();
-    bool result;
     switch (event.type()) {
     case PlatformEvent::MouseMoved:
-        result = eventHandler.handleMouseMoveEvent(event);
-        break;
+        return eventHandler.handleMouseMoveEvent(event);
     case PlatformEvent::MousePressed:
-        result = eventHandler.handleMousePressEvent(event);
-        break;
+        return eventHandler.handleMousePressEvent(event);
     case PlatformEvent::MouseReleased:
-        result = eventHandler.handleMouseReleaseEvent(event);
-        break;
+        return eventHandler.handleMouseReleaseEvent(event);
     default:
         return false;
     }
-
-    toLocalFrame(overlayPage()->mainFrame())->document()->updateLayout();
-    return result;
 }
 
 bool InspectorOverlay::handleTouchEvent(const PlatformTouchEvent& event)
 {
     if (isEmpty())
         return false;
 
     return toLocalFrame(overlayPage()->mainFrame())->eventHandler().handleTouchEvent(event);
 }
 
@@ skipping 88 matching lines @@
     // Clear canvas and paint things.
     IntRect viewRect = view->visibleContentRect();
     reset(size, viewRect.x(), viewRect.y());
 
     drawNodeHighlight();
     drawQuadHighlight();
     if (!m_inspectModeEnabled)
         drawPausedInDebuggerMessage();
     drawViewSize();
 
-    // Position DOM elements.
-    toLocalFrame(overlayPage()->mainFrame())->document()->setNeedsStyleRecalc(SubtreeStyleChange);
-    toLocalFrame(overlayPage()->mainFrame())->document()->updateLayout();
+    toLocalFrame(overlayPage()->mainFrame())->view()->updateLayoutAndStyleForPainting();
 
-    // Kick paint.
     m_client->highlight();
 }
 
 void InspectorOverlay::hide()
 {
     m_timer.stop();
     m_highlightNode.clear();
     m_eventTargetNode.clear();
     m_highlightQuad.clear();
     m_pausedInDebuggerMessage = String();
@@ skipping 335 matching lines @@
     hideHighlight();
 }
 
 void InspectorOverlay::startedRecordingProfile()
 {
     if (!m_activeProfilerCount++)
         freePage();
 }
 
 } // namespace blink