Do-not-commit: Count layout tree memory usage

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

 /*
  * Copyright (C) 2006, 2007, 2009, 2012 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 24 matching lines @@
 
 class CORE_EXPORT LayoutFileUploadControl final : public LayoutBlockFlow {
  public:
   LayoutFileUploadControl(HTMLInputElement*);
   ~LayoutFileUploadControl() override;
 
   bool isOfType(LayoutObjectType type) const override {
     return type == LayoutObjectFileUploadControl ||
            LayoutBlockFlow::isOfType(type);
   }
+  char objectSize() const override { return sizeof(this); }
 
   String buttonValue();
   String fileTextValue() const;
 
   HTMLInputElement* uploadButton() const;
   int uploadButtonWidth();
 
   static const int afterButtonSpacing = 4;
 
   const char* name() const override { return "LayoutFileUploadControl"; }
@@ skipping 11 matching lines @@
   PositionWithAffinity positionForPoint(const LayoutPoint&) override;
 
   bool m_canReceiveDroppedFiles;
 };
 
 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutFileUploadControl, isFileUploadControl());
 
 }  // namespace blink
 
 #endif  // LayoutFileUploadControl_h