Separate display item clients for negative and normal/positive z-order children

third_party/WebKit/Source/web/WebLocalFrameImpl.cpp

 /*
  * Copyright (C) 2009 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 417 matching lines @@
 #endif
             TransformRecorder transformRecorder(context, *this, transform);
             spoolPage(context, pageIndex);
 
             currentHeight += pageSizeInPixels.height() + 1;
         }
         pictureBuilder.endRecording()->playback(canvas);
         outputLinkedDestinations(canvas, allPagesRect);
     }
 
-    DisplayItemClient displayItemClient() const { return toDisplayItemClient(this); }
+    DisplayItemClient displayItemClient() const { return DisplayItemClient(this); }
 
     String debugName() const { return "ChromePrintContext"; }
 
 protected:
     // Spools the printed page, a subrect of frame(). Skip the scale step.
     // NativeTheme doesn't play well with scaling. Scaling is done browser side
     // instead. Returns the scale to be applied.
     // On Linux, we don't have the problem with NativeTheme, hence we let WebKit
     // do the scaling and ignore the return value.
     virtual float spoolPage(GraphicsContext& context, int pageNumber)
@@ skipping 1770 matching lines @@
 }
 
 WebSandboxFlags WebLocalFrameImpl::effectiveSandboxFlags() const
 {
     if (!frame())
         return WebSandboxFlags::None;
     return static_cast<WebSandboxFlags>(frame()->loader().effectiveSandboxFlags());
 }
 
 } // namespace blink