NOT FOR LANDING Experiment with allocating SVGImageForContainer on demand

Source/core/layout/LayoutListMarker.cpp

Index: Source/core/layout/LayoutListMarker.cpp
diff --git a/Source/core/layout/LayoutListMarker.cpp b/Source/core/layout/LayoutListMarker.cpp
index bcdbd2ad8346887fc5661c02119730b6292b8a41..d16a0376c2b9205c8cee354db898b344a03e063f 100644
--- a/Source/core/layout/LayoutListMarker.cpp
+++ b/Source/core/layout/LayoutListMarker.cpp
@@ -1099,15 +1099,8 @@ void LayoutListMarker::updateContent()
 
     m_text = "";
 
-    if (isImage()) {
-        // FIXME: This is a somewhat arbitrary width.  Generated images for markers really won't become particularly useful
-        // until we support the CSS3 marker pseudoclass to allow control over the width and height of the marker box.
-        int bulletWidth = style()->fontMetrics().ascent() / 2;
-        IntSize defaultBulletSize(bulletWidth, bulletWidth);
-        IntSize imageSize = calculateImageIntrinsicDimensions(m_image.get(), defaultBulletSize, DoNotScaleByEffectiveZoom);
-        m_image->setContainerSizeForLayoutObject(this, imageSize, style()->effectiveZoom());
+    if (isImage())
         return;
-    }
 
     EListStyleType type = style()->listStyleType();
     switch (type) {