Move border-collapse to be generated in ComputedStyleBase

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

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights
  * reserved.
  * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
  *
@@ skipping 75 matching lines @@
       ((1 << FirstInternalPseudoId) - 1) & ~((1 << FirstPublicPseudoId) - 1),
   ElementPseudoIdMask = (1 << (PseudoIdBefore - 1)) |
                         (1 << (PseudoIdAfter - 1)) |
                         (1 << (PseudoIdBackdrop - 1))
 };
 
 enum ColumnFill { ColumnFillBalance, ColumnFillAuto };
 
 enum ColumnSpan { ColumnSpanNone = 0, ColumnSpanAll };
 
-enum class EBorderCollapse : unsigned { Separate = 0, Collapse = 1 };
-
 // These have been defined in the order of their precedence for
 // border-collapsing. Do not change this order! This order also must match the
 // order in CSSValueKeywords.in.
 enum EBorderStyle {
   BorderStyleNone,
   BorderStyleHidden,
   BorderStyleInset,
   BorderStyleGroove,
   BorderStyleOutset,
   BorderStyleRidge,
@@ skipping 603 matching lines @@
   ScrollSnapTypeNone,
   ScrollSnapTypeMandatory,
   ScrollSnapTypeProximity
 };
 
 enum AutoRepeatType { NoAutoRepeat, AutoFill, AutoFit };
 
 }  // namespace blink
 
 #endif  // ComputedStyleConstants_h