SVG Web Animations: Add SVGInterpolationType pipeline

third_party/WebKit/Source/core/svg/SVGStaticStringList.cpp

Index: third_party/WebKit/Source/core/svg/SVGStaticStringList.cpp
diff --git a/third_party/WebKit/Source/core/svg/SVGStaticStringList.cpp b/third_party/WebKit/Source/core/svg/SVGStaticStringList.cpp
index 7880aaaf7672b05ee23a810525ea4c54ca1ea4b7..321a6f3b1383a0b29ee2675960875624fe080f99 100644
--- a/third_party/WebKit/Source/core/svg/SVGStaticStringList.cpp
+++ b/third_party/WebKit/Source/core/svg/SVGStaticStringList.cpp
@@ -58,6 +58,11 @@ SVGPropertyBase* SVGStaticStringList::currentValueBase()
     return m_value.get();
 }
 
+const SVGPropertyBase* SVGStaticStringList::currentValueBase() const
+{
+    return m_value.get();
+}
+
 bool SVGStaticStringList::isAnimating() const
 {
     return false;