Add common test configs for properties that take lengths

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 618 matching lines @@
       type_name: "EBorderStyle",
       keywords: ["none"],
       typedom_types: ["Image"],
     },
     {
       name: "border-bottom-width",
       api_class: "CSSPropertyAPIBorderWidth",
       converter: "convertLineWidth<float>",
       initial: "initialBorderWidth",
       interpolable: true,
+      keywords: ["thin", "medium", "thick"],
+      typedom_types: ["Length"],
     },
     {
       name: "border-collapse",
       independent: true,
       inherited: true,
       initial_keyword: "separate",
       field_template: "keyword",
       keywords: ["separate", "collapse"],
     },
     {
@@ skipping 39 matching lines @@
       type_name: "EBorderStyle",
       keywords: ["none"],
       typedom_types: ["Image"],
     },
     {
       name: "border-left-width",
       api_class: "CSSPropertyAPIBorderWidth",
       converter: "convertLineWidth<float>",
       initial: "initialBorderWidth",
       interpolable: true,
+      keywords: ["thin", "medium", "thick"],
+      typedom_types: ["Length"],
     },
     {
       name: "border-right-color",
       custom_all: true,
       interpolable: true,
     },
     {
       name: "border-right-style",
       initial: "initialBorderStyle",
       type_name: "EBorderStyle",
       keywords: ["none"],
       typedom_types: ["Image"],
     },
     {
       name: "border-right-width",
       api_class: "CSSPropertyAPIBorderWidth",
       converter: "convertLineWidth<float>",
       initial: "initialBorderWidth",
       interpolable: true,
+      keywords: ["thin", "medium", "thick"],
+      typedom_types: ["Length"],
     },
     {
       name: "border-top-color",
       custom_all: true,
       interpolable: true,
     },
     {
       name: "border-top-left-radius",
       api_class: "CSSPropertyAPIBorderRadius",
       api_methods: ["parseSingleValue"],
@@ skipping 354 matching lines @@
       api_class: "CSSPropertyAPIGridTemplateLine",
       custom_all: true,
       runtime_flag: "CSSGridLayout",
     },
     {
       name: "height",
       api_class: "CSSPropertyAPIWidthOrHeight",
       converter: "convertLengthSizing",
       initial: "initialSize",
       interpolable: true,
-      keywords: ["auto"],
+      keywords: ["auto", "fit-content", "min-content", "max-content"],
       supports_percentage: true,
       typedom_types: ["Length"],
     },
     {
       name: "hyphens",
       inherited: true,
       runtime_flag: "CSSHyphens",
       type_name: "Hyphens",
     },
     {
@@ skipping 1217 matching lines @@
       inherited: true,
       interpolable: true,
       type_name: "short",
     },
     {
       name: "width",
       api_class: "CSSPropertyAPIWidthOrHeight",
       converter: "convertLengthSizing",
       initial: "initialSize",
       interpolable: true,
-      keywords: ["auto"],
+      keywords: ["auto", "fit-content", "min-content", "max-content"],
       supports_percentage: true,
       typedom_types: ["Length"],
     },
     {
       name: "will-change",
       api_class: true,
       api_methods: ["parseSingleValue"],
       custom_all: true,
     },
     {
@@ skipping 756 matching lines @@
     {
       name: "-webkit-transition-timing-function",
       alias_for: "transition-timing-function",
     },
     {
       name: "-webkit-user-select",
       alias_for: "user-select",
     },
   ],
 }