PageOverlays: Remove PageOverlayList

Source/web/PageOverlay.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.
  *
@@ skipping 18 matching lines @@
 #include "config.h"
 #include "web/PageOverlay.h"
 
 #include "core/frame/FrameHost.h"
 #include "core/frame/Settings.h"
 #include "core/page/Page.h"
 #include "platform/graphics/GraphicsContext.h"
 #include "platform/graphics/GraphicsLayer.h"
 #include "platform/graphics/GraphicsLayerClient.h"
 #include "public/platform/WebLayer.h"
-#include "public/web/WebPageOverlay.h"
 #include "public/web/WebViewClient.h"
 #include "web/WebDevToolsAgentImpl.h"
 #include "web/WebGraphicsContextImpl.h"
+#include "web/WebPageOverlay.h"
 #include "web/WebViewImpl.h"
 
 namespace blink {
 
 PassOwnPtr<PageOverlay> PageOverlay::create(WebViewImpl* viewImpl, WebPageOverlay* overlay)
 {
     return adoptPtr(new PageOverlay(viewImpl, overlay));
 }
 
 PageOverlay::PageOverlay(WebViewImpl* viewImpl, WebPageOverlay* overlay)
     : m_viewImpl(viewImpl)
     , m_overlay(overlay)
-    , m_zOrder(0)
 {
 }
 
 void PageOverlay::clear()
 {
     invalidateWebFrame();
 
     if (m_layer) {
         m_layer->removeFromParent();
         if (WebDevToolsAgentImpl* devTools = m_viewImpl->mainFrameDevToolsAgentImpl())
@@ skipping 60 matching lines @@
         WebSize size = m_viewImpl->size();
         if (m_viewImpl->page())
             size = expandedIntSize(m_viewImpl->page()->frameHost().pinchViewport().visibleSize());
         WebRect damagedRect(0, 0, size.width, size.height);
         if (m_viewImpl->client())
             m_viewImpl->client()->didInvalidateRect(damagedRect);
     }
 }
 
 } // namespace blink