Remove RenderLayerFilterInfo::m_dirtySourceRect

Source/core/rendering/RenderLayerRepainter.cpp

Index: Source/core/rendering/RenderLayerRepainter.cpp
diff --git a/Source/core/rendering/RenderLayerRepainter.cpp b/Source/core/rendering/RenderLayerRepainter.cpp
index 1adf2e7a3ecae98bc49b833d6e3dbd213b438d80..008e7367e7ed85627436bf5eec12c13a3a1af540 100644
--- a/Source/core/rendering/RenderLayerRepainter.cpp
+++ b/Source/core/rendering/RenderLayerRepainter.cpp
@@ -128,9 +128,7 @@ void RenderLayerRepainter::setFilterBackendNeedsRepaintingInRect(const LayoutRec
     LayoutRect rectForRepaint = rect;
     m_renderer.style()->filterOutsets().expandRect(rectForRepaint);
 
-    RenderLayerFilterInfo* filterInfo = m_renderer.layer()->filterInfo();
-    ASSERT(filterInfo);
-    filterInfo->expandDirtySourceRect(rectForRepaint);
+    ASSERT(m_renderer.layer()->filterInfo());
 
     RenderLayer* parentLayer = enclosingFilterRepaintLayer();
     ASSERT(parentLayer);