Context Menus now uses the JSON Schema Compiler.

chrome/common/extensions/url_pattern_set.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_COMMON_EXTENSIONS_URL_PATTERN_SET_H_
 #define CHROME_COMMON_EXTENSIONS_URL_PATTERN_SET_H_
 
 #include <set>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 66 matching lines @@
   // Returns true if there is a single URL that would be in two extents.
   bool OverlapsWith(const URLPatternSet& other) const;
 
   // Converts to and from Value for serialization to preferences.
   scoped_ptr<base::ListValue> ToValue() const;
   bool Populate(const base::ListValue& value,
                 int valid_schemes,
                 bool allow_file_access,
                 std::string* error);
 
+  bool Populate(const std::vector<std::string>& patterns,
+                int valid_schemes,
+                bool allow_file_access,
+                std::string* error);
+
  private:
   // The list of URL patterns that comprise the extent.
   std::set<URLPattern> patterns_;
 };
 
 #endif  // CHROME_COMMON_EXTENSIONS_URL_PATTERN_SET_H_