Specify the source rect on the SourceGraphic

Source/core/layout/svg/SVGLayoutTreeAsText.cpp

Index: Source/core/layout/svg/SVGLayoutTreeAsText.cpp
diff --git a/Source/core/layout/svg/SVGLayoutTreeAsText.cpp b/Source/core/layout/svg/SVGLayoutTreeAsText.cpp
index 8eb1b741a43db5467dbdc2ceaf33bab1d94ee428..f85e8c24567e4f3ae7cf99c74fc9ea362afff169 100644
--- a/Source/core/layout/svg/SVGLayoutTreeAsText.cpp
+++ b/Source/core/layout/svg/SVGLayoutTreeAsText.cpp
@@ -510,8 +510,7 @@ void writeSVGResourceContainer(TextStream& ts, const LayoutObject& object, int i
         ts << "\n";
         // Creating a placeholder filter which is passed to the builder.
         FloatRect dummyRect;
-        IntRect dummyIntRect;
-        RefPtrWillBeRawPtr<SVGFilter> dummyFilter = SVGFilter::create(dummyIntRect, dummyRect, dummyRect, true);
+        RefPtrWillBeRawPtr<SVGFilter> dummyFilter = SVGFilter::create(dummyRect, dummyRect, true);
         if (RefPtrWillBeRawPtr<SVGFilterBuilder> builder = filter->buildPrimitives(dummyFilter.get())) {
             if (FilterEffect* lastEffect = builder->lastEffect())
                 lastEffect->externalRepresentation(ts, indent + 1);