1 files changed, 3 insertions, 1 deletions
diff --git a/Source/WebCore/platform/graphics/chromium/BitmapCanvasLayerTextureUpdater.h b/Source/WebCore/platform/graphics/chromium/BitmapCanvasLayerTextureUpdater.h
index 153dd2c3c..4e162295b 100644
--- a/Source/WebCore/platform/graphics/chromium/BitmapCanvasLayerTextureUpdater.h
+++ b/Source/WebCore/platform/graphics/chromium/BitmapCanvasLayerTextureUpdater.h
@@ -60,9 +60,11 @@ public:
 
     virtual PassOwnPtr<LayerTextureUpdater::Texture> createTexture(TextureManager*);
     virtual SampledTexelFormat sampledTexelFormat(GC3Denum textureFormat);
-    virtual void prepareToUpdate(const IntRect& contentRect, const IntSize& tileSize, int borderTexels, float contentsScale);
+    virtual void prepareToUpdate(const IntRect& contentRect, const IntSize& tileSize, int borderTexels, float contentsScale, IntRect* resultingOpaqueRect);
     void updateTextureRect(GraphicsContext3D*, TextureAllocator*, ManagedTexture*, const IntRect& sourceRect, const IntRect& destRect);
 
+    virtual void setOpaque(bool);
+
 private:
     BitmapCanvasLayerTextureUpdater(PassOwnPtr<LayerPainterChromium>, bool useMapTexSubImage);