Bug 334950 - bogus assertion when no viewbox specified for marker. r=tor,sr=roc

content/svg/content/src/nsSVGMarkerElement.cpp

@@ -335,6 +335,20 @@ nsSVGMarkerElement::DidChangeLength(PRUint8 aAttrEnum, PRBool aDoSetAttr)
   }
 }
 
+void 
+nsSVGMarkerElement::SetParentCoordCtxProvider(nsSVGCoordCtxProvider *aContext)
+{
+  mCoordCtx = aContext;
+  mViewBoxToViewportTransform = nsnull;
+
+  if (mCoordCtx && !HasAttr(kNameSpaceID_None, nsGkAtoms::viewBox)) {
+    nsCOMPtr<nsIDOMSVGRect> vb;
+    mViewBox->GetAnimVal(getter_AddRefs(vb));
+    vb->SetWidth(mLengthAttributes[MARKERWIDTH].GetAnimValue(mCoordCtx));
+    vb->SetHeight(mLengthAttributes[MARKERHEIGHT].GetAnimValue(mCoordCtx));
+  }
+}
+
 nsSVGElement::LengthAttributesInfo
 nsSVGMarkerElement::GetLengthInfo()
 {

content/svg/content/src/nsSVGMarkerElement.h

@@ -90,8 +90,7 @@ public:
 
 protected:
 
-  void SetParentCoordCtxProvider(nsSVGCoordCtxProvider *aContext)
-    { mCoordCtx = aContext; mViewBoxToViewportTransform = nsnull; }
+  void SetParentCoordCtxProvider(nsSVGCoordCtxProvider *aContext);
 
   virtual LengthAttributesInfo GetLengthInfo();