Bug 595756 - "DOMSVGLength.cpp(58) : error C2248: 'mozilla::DOMSVGLengthList::mItems' : cannot access private member declared in class 'mozilla::DOMSVGLengthList'"; (Av1) Add an unrelated PRUint8() cast.

r=longsonr a2.0=roc.

content/svg/content/src/DOMSVGLength.cpp

@@ -273,7 +273,7 @@ DOMSVGLength::NewValueSpecifiedUnits(PRUint16 aUnit, float aValue)
     return NS_ERROR_DOM_NOT_SUPPORTED_ERR;
   }
   if (HasOwner()) {
-    InternalItem().SetValueAndUnit(aValue, aUnit);
+    InternalItem().SetValueAndUnit(aValue, PRUint8(aUnit));
     Element()->DidChangeLengthList(mAttrEnum, PR_TRUE);
 #ifdef MOZ_SMIL
     if (mList->mAList->IsAnimating()) {