Added CSSPropertyAPIMethods.json5 which defines all API methods.

third_party/WebKit/Source/core/css/properties/CSSPropertyAPIMethods.json5

Index: third_party/WebKit/Source/core/css/properties/CSSPropertyAPIMethods.json5
diff --git a/third_party/WebKit/Source/core/css/properties/CSSPropertyAPIMethods.json5 b/third_party/WebKit/Source/core/css/properties/CSSPropertyAPIMethods.json5
new file mode 100644
index 0000000000000000000000000000000000000000..ac8cfcf421c7075d11a514d5d2f443a84bb4c9bd
--- /dev/null
+++ b/third_party/WebKit/Source/core/css/properties/CSSPropertyAPIMethods.json5
@@ -0,0 +1,32 @@
+{
+	// This file specifies all the methods in CSSPropertyAPI.h and the necessary
+	// information for code generation of the API and it's related classes.
+	parameters: {
+		name: {
+			default: "",
+			valid_type: "str",
+		},
+
+		return_type: {

[sashab, 2017/02/10 00:58:33]

Add comments for these

+			default: "",
+			valid_type: "str",
+		},
+
+		parameters: {
+			default: "",
+			valid_type: "str",
+		}
+	},
+	data: [
+		{
+		  name: "parseSingleValue",
+		  return_type: "const CSSValue*",
+		  parameters: "(CSSParserTokenRange&, const CSSParserContext*)"
+		},
+		{
+		  name: "parseShorthand",
+		  return_type: "bool",
+		  parameters: "(bool, CSSParserTokenRange&, const CSSParserContext*)"
+		},
+	]
+}