Added CSSPropertyDescriptor.h.tmpl to generate CSSPropertyDescriptor.h.

third_party/WebKit/Source/build/scripts/templates/CSSPropertyDescriptor.h.tmpl

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/CSSPropertyNames.h"
 
 namespace blink {
 
 class CSSValue;
 class CSSParserTokenRange;
 class CSSParserContext;
 
 // Stores function pointers matching those declared in CSSPropertyAPI.
 struct CSSPropertyDescriptor {
-  const CSSValue* (*parseSingleValue)(CSSParserTokenRange&,
-                                      const CSSParserContext*);
-  bool (*parseShorthand)(bool, CSSParserTokenRange&, const CSSParserContext*);
+  {% for api_method_name in ordered_api_method_names %}
+  {{all_api_methods[api_method_name].return_type}} (*{{api_method_name}}){{all_api_methods[api_method_name].parameters}};
+  {% endfor %}
 
   // Returns the corresponding CSSPropertyDescriptor for a given CSSPropertyID.
   // Use this function to access the API for a property. Returns a descriptor
   // with isValid set to false if no descriptor exists for this ID.
   static const CSSPropertyDescriptor& get(CSSPropertyID);
 };
 
 }  // namespace blink