[css-grid] Floated grid containers have indefinite width

third_party/WebKit/Source/core/layout/LayoutBox.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com)
  *           (C) 2005, 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Adobe Systems Incorporated. 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
@@ skipping 4156 matching lines @@
         clearAllOverflows();
         return;
     }
 
     m_overflow->setLayoutOverflow(noOverflowRect());
 }
 
 static bool logicalWidthIsResolvable(const LayoutBox& layoutBox)
 {
     const LayoutBox* box = &layoutBox;
-    while (!box->isLayoutView() && !box->isOutOfFlowPositioned()
+    while (!box->isLayoutView() && !box->isFloatingOrOutOfFlowPositioned()
         && (box->style()->logicalWidth().isAuto() || box->isAnonymousBlock())
         && !box->hasOverrideContainingBlockLogicalWidth())
         box = box->containingBlock();
 
     if (box->style()->logicalWidth().isFixed())
         return true;
     if (box->isLayoutView())
         return true;
     if (box->isOutOfFlowPositioned() && !box->style()->logicalLeft().isAuto() && !box->style()->logicalRight().isAuto())
         return true;
@@ skipping 549 matching lines @@
 
 void LayoutBox::clearPercentHeightDescendants()
 {
     for (LayoutObject* curr = slowFirstChild(); curr; curr = curr->nextInPreOrder(this)) {
         if (curr->isBox())
             toLayoutBox(curr)->removeFromPercentHeightContainer();
     }
 }
 
 } // namespace blink