[css-grid] Recompute track sizes if fit-content() argument is modified

third_party/WebKit/Source/core/style/GridTrackSize.h

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 85 matching lines @@
 
   bool isContentSized() const {
     return m_minTrackBreadth.isContentSized() ||
            m_maxTrackBreadth.isContentSized();
   }
   bool isFitContent() const { return m_type == FitContentTrackSizing; }
 
   bool operator==(const GridTrackSize& other) const {
     return m_type == other.m_type &&
            m_minTrackBreadth == other.m_minTrackBreadth &&
-           m_maxTrackBreadth == other.m_maxTrackBreadth;
+           m_maxTrackBreadth == other.m_maxTrackBreadth &&
+           m_fitContentTrackBreadth == other.m_fitContentTrackBreadth;
   }
 
   void cacheMinMaxTrackBreadthTypes() {
     m_minTrackBreadthIsAuto =
         minTrackBreadth().isLength() && minTrackBreadth().length().isAuto();
     m_minTrackBreadthIsMinContent = minTrackBreadth().isLength() &&
                                     minTrackBreadth().length().isMinContent();
     m_minTrackBreadthIsMaxContent = minTrackBreadth().isLength() &&
                                     minTrackBreadth().length().isMaxContent();
     m_maxTrackBreadthIsMaxContent = maxTrackBreadth().isLength() &&
@@ skipping 62 matching lines @@
   bool m_minTrackBreadthIsMinContent : 1;
   bool m_maxTrackBreadthIsMaxContent : 1;
   bool m_maxTrackBreadthIsMinContent : 1;
   bool m_minTrackBreadthIsIntrinsic : 1;
   bool m_maxTrackBreadthIsIntrinsic : 1;
 };
 
 }  // namespace blink
 
 #endif  // GridTrackSize_h