Tracking filter mutation via SVGElementProxy

third_party/WebKit/Source/core/layout/svg/LayoutSVGResourceFilter.cpp

Index: third_party/WebKit/Source/core/layout/svg/LayoutSVGResourceFilter.cpp
diff --git a/third_party/WebKit/Source/core/layout/svg/LayoutSVGResourceFilter.cpp b/third_party/WebKit/Source/core/layout/svg/LayoutSVGResourceFilter.cpp
index 68359ae550dde9fa64067eba0034db481e5edbd8..b43642f1a0e8d82bc88b2c13e94e8081edcb1dd9 100644
--- a/third_party/WebKit/Source/core/layout/svg/LayoutSVGResourceFilter.cpp
+++ b/third_party/WebKit/Source/core/layout/svg/LayoutSVGResourceFilter.cpp
@@ -60,6 +60,10 @@ bool LayoutSVGResourceFilter::isChildAllowed(LayoutObject* child,
   return child->isSVGResourceFilterPrimitive();
 }
 
+SVGElementProxyTracker* LayoutSVGResourceFilter::elementProxyTracker() {
+  return &toSVGFilterElement(*element()).elementProxyTracker();
+}
+
 void LayoutSVGResourceFilter::removeAllClientsFromCache(
     bool markForInvalidation) {
   // LayoutSVGResourceFilter::removeClientFromCache will be called for
@@ -136,7 +140,7 @@ void LayoutSVGResourceFilter::primitiveAttributeChanged(
     // Issue paint invalidations for the image on the screen.
     markClientForInvalidation(filter.key, PaintInvalidation);
   }
-  markAllResourceClientsForInvalidation();
+  invalidateProxyClients(PaintInvalidation);
 }
 
 }  // namespace blink