remove unused methods createNinePatchLayer() and setContentsToNinePatch()

Source/platform/graphics/GraphicsLayer.cpp

 /*
  * Copyright (C) 2009 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.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 1010 matching lines @@
     } else {
         if (m_imageLayer) {
             unregisterContentsLayer(m_imageLayer->layer());
             m_imageLayer.clear();
         }
     }
 
     setContentsTo(m_imageLayer ? m_imageLayer->layer() : 0);
 }
 
-void GraphicsLayer::setContentsToNinePatch(Image* image, const IntRect& aperture)
-{
-    if (m_ninePatchLayer) {
-        unregisterContentsLayer(m_ninePatchLayer->layer());
-        m_ninePatchLayer.clear();
-    }
-    SkBitmap bitmap;
-    if (image && image->deprecatedBitmapForCurrentFrame(&bitmap)) {
-        m_ninePatchLayer = adoptPtr(Platform::current()->compositorSupport()->createNinePatchLayer());
-        int borderWidth = bitmap.width() - aperture.width();
-        int borderHeight = bitmap.height() - aperture.height();
-        WebRect border(aperture.x(), aperture.y(), borderWidth, borderHeight);
-
-        m_ninePatchLayer->setBitmap(bitmap);
-        m_ninePatchLayer->setAperture(aperture);
-        m_ninePatchLayer->setBorder(border);
-
-        m_ninePatchLayer->layer()->setOpaque(image->currentFrameKnownToBeOpaque());
-        registerContentsLayer(m_ninePatchLayer->layer());
-    }
-    setContentsTo(m_ninePatchLayer ? m_ninePatchLayer->layer() : 0);
-}
-
 bool GraphicsLayer::addAnimation(PassOwnPtr<WebCompositorAnimation> popAnimation)
 {
     OwnPtr<WebCompositorAnimation> animation(popAnimation);
     ASSERT(animation);
     platformLayer()->setAnimationDelegate(this);
 
     // Remove any existing animations with the same animation id and target property.
     platformLayer()->removeAnimation(animation->id(), animation->targetProperty());
     return platformLayer()->addAnimation(animation.leakPtr());
 }
@@ skipping 111 matching lines @@
 {
     if (!layer) {
         fprintf(stderr, "Cannot showGraphicsLayerTree for (nil).\n");
         return;
     }
 
     String output = layer->layerTreeAsText(blink::LayerTreeIncludesDebugInfo);
     fprintf(stderr, "%s\n", output.utf8().data());
 }
 #endif