Add keyword_subset field template and generate text-decoration-line.

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 184 matching lines @@
 };
 
 enum class LineBreak { kAuto, kLoose, kNormal, kStrict, kAfterWhiteSpace };
 
 enum EResize { RESIZE_NONE, RESIZE_BOTH, RESIZE_HORIZONTAL, RESIZE_VERTICAL };
 
 enum QuoteType { OPEN_QUOTE, CLOSE_QUOTE, NO_OPEN_QUOTE, NO_CLOSE_QUOTE };
 
 enum EAnimPlayState { kAnimPlayStatePlaying, kAnimPlayStatePaused };
 
-static const size_t kTextDecorationBits = 4;
-enum class TextDecoration : unsigned {
-  kNone = 0x0,
-  kUnderline = 0x1,
-  kOverline = 0x2,
-  kLineThrough = 0x4,
-  kBlink = 0x8
-};
-inline TextDecoration operator|(TextDecoration a, TextDecoration b) {
-  return static_cast<TextDecoration>(static_cast<unsigned>(a) |
-                                     static_cast<unsigned>(b));
-}
-inline TextDecoration& operator|=(TextDecoration& a, TextDecoration b) {
-  return a = static_cast<TextDecoration>(static_cast<unsigned>(a) |
-                                         static_cast<unsigned>(b));
-}
-inline TextDecoration& operator^=(TextDecoration& a, TextDecoration b) {
-  return a = static_cast<TextDecoration>(static_cast<unsigned>(a) ^
-                                         static_cast<unsigned>(b));
-}
-
 enum TextDecorationStyle {
   kTextDecorationStyleSolid,
   kTextDecorationStyleDouble,
   kTextDecorationStyleDotted,
   kTextDecorationStyleDashed,
   kTextDecorationStyleWavy
 };
 
 static const size_t kTextDecorationSkipBits = 3;
 enum class TextDecorationSkip { kNone = 0x0, kObjects = 0x1, kInk = 0x2 };
@@ skipping 196 matching lines @@
 // fraction, which leaves 20 bits for the integer part, making 1048575
 // the largest number.
 
 static const int kBorderWidthFractionalBits = 6;
 static const int kBorderWidthDenominator = 1 << kBorderWidthFractionalBits;
 static const int kMaxForBorderWidth = ((1 << 26) - 1) / kBorderWidthDenominator;
 
 }  // namespace blink
 
 #endif  // ComputedStyleConstants_h