[SVG] Resources should be laid out in dependecy order.

Source/core/rendering/svg/SVGRenderSupport.cpp

Index: Source/core/rendering/svg/SVGRenderSupport.cpp
diff --git a/Source/core/rendering/svg/SVGRenderSupport.cpp b/Source/core/rendering/svg/SVGRenderSupport.cpp
index 1e4864989a54d3a64bd413a2b616e0ee71fdd1e6..0e035e8178902805657c7afd2bc25276eee4ea56 100644
--- a/Source/core/rendering/svg/SVGRenderSupport.cpp
+++ b/Source/core/rendering/svg/SVGRenderSupport.cpp
@@ -242,10 +242,14 @@ void SVGRenderSupport::layoutChildren(RenderObject* start, bool selfNeedsLayout)
         }
 
         SubtreeLayoutScope layoutScope(child);
-        if (needsLayout)
+        if (needsLayout && !child->isSVGResourceContainer())
             layoutScope.setNeedsLayout(child);
 
         if (child->needsLayout()) {
+            // Layout child resources.
+            if (SVGResources* resources = SVGResourcesCache::cachedResourcesForRenderObject(child))
+                resources->layoutIfNeeded();
+
             child->layout();
             // Renderers are responsible for repainting themselves when changing, except
             // for the initial paint to avoid potential double-painting caused by non-sensical "old" bounds.