Track slow paths in DisplayItemList

third_party/WebKit/public/platform/WebDisplayItemList.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 WebDisplayItemList_h
 #define WebDisplayItemList_h
 
 #include "WebBlendMode.h"
 #include "WebFloatPoint.h"
 #include "WebFloatRect.h"
@@ skipping 49 matching lines @@
                                 const WebFloatRect& filter_bounds,
                                 const WebFloatPoint& origin) {}
   virtual void AppendEndFilterItem() {}
 
   // Scroll containers are identified by an opaque pointer.
   using ScrollContainerId = const void*;
   virtual void AppendScrollItem(const WebSize& scroll_offset,
                                 ScrollContainerId) {}
   virtual void AppendEndScrollItem() {}
 
-  virtual void SetIsSuitableForGpuRasterization(bool is_suitable) {}
+  virtual void SetNumSlowPaths(int num_slow_paths) {}
 };
 
 }  // namespace blink
 
 #endif  // WebDisplayItemList_h