Remove ForceHorriblySlowRectMapping

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

Index: third_party/WebKit/Source/core/layout/svg/LayoutSVGBlock.cpp
diff --git a/third_party/WebKit/Source/core/layout/svg/LayoutSVGBlock.cpp b/third_party/WebKit/Source/core/layout/svg/LayoutSVGBlock.cpp
index 83c614d188dc91ea375b87c6c7d583f3b642eefa..84f4452578a1534be898ec46cfe218a9cd626a3d 100644
--- a/third_party/WebKit/Source/core/layout/svg/LayoutSVGBlock.cpp
+++ b/third_party/WebKit/Source/core/layout/svg/LayoutSVGBlock.cpp
@@ -115,14 +115,4 @@ bool LayoutSVGBlock::nodeAtPoint(HitTestResult&, const HitTestLocation&, const L
     return false;
 }
 
-void LayoutSVGBlock::invalidateTreeIfNeeded(const PaintInvalidationState& paintInvalidationState)
-{
-    if (!shouldCheckForPaintInvalidation(paintInvalidationState))
-        return;
-
-    // TODO(wangxianzhu): Move this to fast path if possible. crbug.com/391054.
-    ForceHorriblySlowRectMapping slowRectMapping(&paintInvalidationState);
-    LayoutBlockFlow::invalidateTreeIfNeeded(paintInvalidationState);
-}
-
 } // namespace blink