Add CSS support for text-decoration-skip

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 356 matching lines @@
 }
 
 enum TextDecorationStyle {
   TextDecorationStyleSolid,
   TextDecorationStyleDouble,
   TextDecorationStyleDotted,
   TextDecorationStyleDashed,
   TextDecorationStyleWavy
 };
 
+static const size_t TextDecorationSkipBits = 3;
+enum TextDecorationSkip {
+  TextDecorationSkipNone = 0x0,
+  TextDecorationSkipObjects = 0x1,
+  TextDecorationSkipInk = 0x2
+};
+inline TextDecorationSkip operator|(TextDecorationSkip a,
+                                    TextDecorationSkip b) {
+  return TextDecorationSkip(static_cast<unsigned>(a) |
+                            static_cast<unsigned>(b));
+}
+inline TextDecorationSkip& operator|=(TextDecorationSkip& a,
+                                      TextDecorationSkip b) {
+  return a = a | b;
+}
+
 enum TextAlignLast {
   TextAlignLastAuto,
   TextAlignLastStart,
   TextAlignLastEnd,
   TextAlignLastLeft,
   TextAlignLastRight,
   TextAlignLastCenter,
   TextAlignLastJustify
 };
 
@@ skipping 314 matching lines @@
   ScrollSnapTypeNone,
   ScrollSnapTypeMandatory,
   ScrollSnapTypeProximity
 };
 
 enum AutoRepeatType { NoAutoRepeat, AutoFill, AutoFit };
 
 }  // namespace blink
 
 #endif  // ComputedStyleConstants_h