Tracking filter mutation via SVGElementProxy

third_party/WebKit/Source/core/paint/PaintLayer.h

Index: third_party/WebKit/Source/core/paint/PaintLayer.h
diff --git a/third_party/WebKit/Source/core/paint/PaintLayer.h b/third_party/WebKit/Source/core/paint/PaintLayer.h
index 0d91b02867262c9016d0f1ee39703466e7af6fea..f7cb5345c4b2e5ec478913cedc466a8239f265d9 100644
--- a/third_party/WebKit/Source/core/paint/PaintLayer.h
+++ b/third_party/WebKit/Source/core/paint/PaintLayer.h
@@ -67,6 +67,7 @@ namespace blink {
 class CompositedLayerMapping;
 class CompositorFilterOperations;
 class ComputedStyle;
+class FilterEffect;
 class FilterOperations;
 class HitTestRequest;
 class HitTestResult;
@@ -592,6 +593,7 @@ class CORE_EXPORT PaintLayer : public DisplayItemClient {
     return m_rareData ? m_rareData->filterInfo.get() : nullptr;
   }
   PaintLayerFilterInfo& ensureFilterInfo();
+  void removeFilterInfo();
 
   void updateFilters(const ComputedStyle* oldStyle,
                      const ComputedStyle& newStyle);
@@ -819,8 +821,6 @@ class CORE_EXPORT PaintLayer : public DisplayItemClient {
 
   void updateDescendantDependentFlags();
 
-  void updateOrRemoveFilterEffect();
-
   void updateSelfPaintingLayer();
   // This is O(depth) so avoid calling this in loops. Instead use optimizations
   // like those in PaintInvalidationState.
@@ -1073,7 +1073,6 @@ class CORE_EXPORT PaintLayer : public DisplayItemClient {
   void updateStackingNode();
 
   FilterOperations addReflectionToFilterOperations(const ComputedStyle&) const;
-  FilterEffect* updateFilterEffect() const;
 
   // FIXME: We could lazily allocate our ScrollableArea based on style
   // properties ('overflow', ...) but for now, we are always allocating it for
@@ -1090,8 +1089,6 @@ class CORE_EXPORT PaintLayer : public DisplayItemClient {
 
   void removeAncestorOverflowLayer(const PaintLayer* removedLayer);
 
-  void updateOrRemoveFilterClients();
-
   void updatePaginationRecursive(bool needsPaginationUpdate = false);
   void clearPaginationRecursive();