Delete RenderLayer::setHasVisibleContent

Source/core/rendering/RenderLayer.h

 /*
  * Copyright (C) 2003, 2009, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Intel Corporation. All rights reserved.
  *
  * Portions are Copyright (C) 1998 Netscape Communications Corporation.
  *
  * Other contributors:
  *   Robert O'Callahan <roc+@cs.cmu.edu>
  *   David Baron <dbaron@fas.harvard.edu>
  *   Christian Biesinger <cbiesinger@web.de>
@@ skipping 158 matching lines @@
     const RenderLayerStackingNode* stackingNode() const { return m_stackingNode.get(); }
 
     bool subtreeIsInvisible() const { return !hasVisibleContent() && !hasVisibleDescendant(); }
 
     // FIXME: hasVisibleContent() should call updateDescendantDependentFlags() if m_visibleContentStatusDirty.
     bool hasVisibleContent() const { ASSERT(!m_visibleContentStatusDirty); return m_hasVisibleContent; }
 
     // FIXME: hasVisibleDescendant() should call updateDescendantDependentFlags() if m_visibleDescendantStatusDirty.
     bool hasVisibleDescendant() const { ASSERT(!m_visibleDescendantStatusDirty); return m_hasVisibleDescendant; }
 
-    void setHasVisibleContent();
     void dirtyVisibleContentStatus();
     void potentiallyDirtyVisibleContentStatus(EVisibility);
 
     bool hasBoxDecorationsOrBackground() const;
     bool hasVisibleBoxDecorations() const;
     // Returns true if this layer has visible content (ignoring any child layers).
     bool isVisuallyNonEmpty() const;
     // True if this layer container renderers that paint.
     bool hasNonEmptyChildRenderers() const;
 
@@ skipping 545 matching lines @@
 
 } // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showLayerTree(const blink::RenderLayer*);
 void showLayerTree(const blink::RenderObject*);
 #endif
 
 #endif // RenderLayer_h