[SVG2] overflow should be ignored in img and background-image.

Source/core/frame/FrameView.cpp

Index: Source/core/frame/FrameView.cpp
diff --git a/Source/core/frame/FrameView.cpp b/Source/core/frame/FrameView.cpp
index 933b6334b49e76debebafeb36a08a2413c478a94..44e2b346d592126fc6ff2e23e22809a379a9e2df 100644
--- a/Source/core/frame/FrameView.cpp
+++ b/Source/core/frame/FrameView.cpp
@@ -533,6 +533,10 @@ void FrameView::applyOverflowToViewportAndSetRenderer(RenderObject* o, Scrollbar
     EOverflow overflowY = o->style()->overflowY();
 
     if (o->isSVGRoot()) {
+        // Don't allow overflow to affect <img> and css backgrounds
+        if (toRenderSVGRoot(o)->isEmbeddedThroughSVGImage())
+            return;
+
         // FIXME: evaluate if we can allow overflow for these cases too.
         // Overflow is always hidden when stand-alone SVG documents are embedded.
         if (toRenderSVGRoot(o)->isEmbeddedThroughFrameContainingSVGDocument()) {