Store border-*-style on SurroundData in ComputedStyle

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

Index: third_party/WebKit/Source/core/style/ComputedStyleConstants.h
diff --git a/third_party/WebKit/Source/core/style/ComputedStyleConstants.h b/third_party/WebKit/Source/core/style/ComputedStyleConstants.h
index e610c96cb3c46101eb37e8663b074f49a26d3424..8b153b112fad7ec20f9a25cc7391951bcae846eb 100644
--- a/third_party/WebKit/Source/core/style/ComputedStyleConstants.h
+++ b/third_party/WebKit/Source/core/style/ComputedStyleConstants.h
@@ -95,22 +95,6 @@ enum ColumnFill { kColumnFillBalance, kColumnFillAuto };
 
 enum ColumnSpan { kColumnSpanNone = 0, kColumnSpanAll };
 
-// 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 class EBorderStyle {

[shend, 2017/05/17 22:18:34]

When you generate EBorderStyle, the generator also generates the CSSValueID
mappings:
https://gist.github.com/nainar/fd091fc658aebc3f5676f16e545e975a/revisions#dif...

You can delete the handwritten mappings in CSSPrimitiveValueMappings:
https://cs.chromium.org/chromium/src/third_party/WebKit/Source/core/css/CSSPr...

See this CL for an example: https://codereview.chromium.org/2853433003

[nainar, 2017/05/18 01:58:35]

Yup took out the relevant two functions. 

-  kNone,
-  kHidden,
-  kInset,
-  kGroove,
-  kOutset,
-  kRidge,
-  kDotted,
-  kDashed,
-  kSolid,
-  kDouble
-};
-
 enum OutlineIsAuto { kOutlineIsAutoOff = 0, kOutlineIsAutoOn };
 
 enum EMarginCollapse {