Support "always allow" for runtime script execution

extensions/common/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 EXTENSIONS_COMMON_URL_PATTERN_SET_H_
 #define EXTENSIONS_COMMON_URL_PATTERN_SET_H_
 
 #include <iosfwd>
 #include <set>
 
@@ skipping 51 matching lines @@
 
   // Adds a pattern to the set. Returns true if a new pattern was inserted,
   // false if the pattern was already in the set.
   bool AddPattern(const URLPattern& pattern);
 
   // Adds all patterns from |set| into this.
   void AddPatterns(const URLPatternSet& set);
 
   void ClearPatterns();
 
+  // Adds |origin| to the set.
+  bool AddOrigin(int valid_schemes, const GURL& origin);
+
   // Returns true if every URL that matches |set| is matched by this. In other
   // words, if every pattern in |set| is encompassed by a pattern in this.
   bool Contains(const URLPatternSet& set) const;
 
   // Returns true if any pattern in this set encompasses |pattern|.
   bool ContainsPattern(const URLPattern& pattern) const;
 
   // Test if the extent contains a URL.
   bool MatchesURL(const GURL& url) const;
 
@@ skipping 23 matching lines @@
   // The list of URL patterns that comprise the extent.
   std::set<URLPattern> patterns_;
 };
 
 std::ostream& operator<<(std::ostream& out,
                          const URLPatternSet& url_pattern_set);
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_COMMON_URL_PATTERN_SET_H_