Generate enum/getters/setters/mappings for word-break.

third_party/WebKit/Source/core/css/CSSProperties.json5

 {
 // This file specifies all the CSS properties we support and the necessary
 // information for our code generation. The various supported arguments
 // are described below with example usage
 
   parameters: {
     // - alias_for: "other-property"
     // Properties specifying alias_for should be virtually identical to the
     // properties they alias. Minor parsing differences are allowed as long as
     // the CSSValues created are of the same format of the aliased property.
@@ skipping 2688 matching lines @@
     },
     {
       name: "will-change",
       api_class: true,
       api_methods: ["parseSingleValue"],
       custom_all: true,
     },
     {
       name: "word-break",
       inherited: true,
-      field_template: "storage_only",
-      type_name: "EWordBreak",
-      default_value: "EWordBreak::kNormal",
-      field_size: 2,
+      field_template: "keyword",
+      // Word Break Values. Matches WinIE and CSS3
+      keywords: ["normal", "break-all", "keep-all", "break-word"],
+      default_value: "normal",
       field_group: "rare-inherited",
     },
     {
       name: "word-spacing",
       api_class: "CSSPropertyAPILetterAndWordSpacing",
       api_methods: ["parseSingleValue"],
       converter: "ConvertSpacing",
       inherited: true,
       initial: "InitialLetterWordSpacing",
       interpolable: true,
@@ skipping 765 matching lines @@
     {
       name: "-webkit-transition-timing-function",
       alias_for: "transition-timing-function",
     },
     {
       name: "-webkit-user-select",
       alias_for: "user-select",
     },
   ],
 }