Remove CHECK_FAST_PATH_SLOW_PATH_EQUALITY

third_party/WebKit/Source/core/layout/PaintInvalidationState.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef PaintInvalidationState_h
 #define PaintInvalidationState_h
 
 #include "core/CoreExport.h"
 #include "core/paint/PaintInvalidator.h"
 #include "platform/geometry/LayoutRect.h"
@@ skipping 154 matching lines @@
 
   // Records objects needing paint invalidation on the next frame. See the
   // definition of PaintInvalidationDelayedFull for more details.
   Vector<const LayoutObject*>& pending_delayed_paint_invalidations_;
 
   PaintLayer& painting_layer_;
 
 #if DCHECK_IS_ON()
   bool did_update_for_children_ = false;
 #endif
-
-#if DCHECK_IS_ON() && !defined(NDEBUG)
-// #define CHECK_FAST_PATH_SLOW_PATH_EQUALITY
-#endif
-
-#ifdef CHECK_FAST_PATH_SLOW_PATH_EQUALITY
-  void assertFastPathAndSlowPathRectsEqual(
-      const LayoutRect& fastPathRect,
-      const LayoutRect& slowPathRect) const;
-  bool m_canCheckFastPathSlowPathEquality;
-#endif
 };
 
 // This is temporary to adapt legacy PaintInvalidationState to
 // PaintInvalidatorContext
 class PaintInvalidatorContextAdapter : public PaintInvalidatorContext {
  public:
   PaintInvalidatorContextAdapter(const PaintInvalidationState&);
   void MapLocalRectToVisualRectInBacking(const LayoutObject&,
                                          LayoutRect&) const override;
 
  private:
   const PaintInvalidationState& paint_invalidation_state_;
 };
 
 }  // namespace blink
 
 #endif  // PaintInvalidationState_h