NOT FOR LANDING Experiment with allocating SVGImageForContainer on demand

Source/core/paint/NinePieceImagePainter.cpp

Index: Source/core/paint/NinePieceImagePainter.cpp
diff --git a/Source/core/paint/NinePieceImagePainter.cpp b/Source/core/paint/NinePieceImagePainter.cpp
index 26f394f9c00775d65cad44c39f58a7599c2706f8..88350298432726a278ea7653babe5d8f7cb3195a 100644
--- a/Source/core/paint/NinePieceImagePainter.cpp
+++ b/Source/core/paint/NinePieceImagePainter.cpp
@@ -44,9 +44,6 @@ bool NinePieceImagePainter::paint(GraphicsContext* graphicsContext, const Layout
     IntSize imageSize = m_layoutObject.calculateImageIntrinsicDimensions(styleImage, borderImageRect.size(),
         LayoutBoxModelObject::DoNotScaleByEffectiveZoom);
 
-    // If both values are 'auto' then the intrinsic width and/or height of the image should be used, if any.
-    styleImage->setContainerSizeForLayoutObject(&m_layoutObject, imageSize, style.effectiveZoom());
-
     IntRectOutsets borderWidths(style.borderTopWidth(), style.borderRightWidth(),
         style.borderBottomWidth(), style.borderLeftWidth());
     NinePieceImageGrid grid(ninePieceImage, imageSize, borderImageRect, borderWidths);