Support "always allow" for runtime script execution

extensions/common/url_pattern_set.cc

 // 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.
 
 #include "extensions/common/url_pattern_set.h"
 
 #include <iterator>
 #include <ostream>
 
 #include "base/logging.h"
@@ skipping 124 matching lines @@
 
 void URLPatternSet::AddPatterns(const URLPatternSet& set) {
   patterns_.insert(set.patterns().begin(),
                    set.patterns().end());
 }
 
 void URLPatternSet::ClearPatterns() {
   patterns_.clear();
 }
 
+bool URLPatternSet::AddOrigin(int valid_schemes, const GURL& origin) {
+  DCHECK_EQ(origin.GetOrigin(), origin);
+  URLPattern origin_pattern(valid_schemes);
+  // Origin adding could fail if |origin| does not match |valid_schemes|.
+  if (origin_pattern.Parse(origin.GetOrigin().spec()) !=
+      URLPattern::PARSE_SUCCESS) {
+    return false;
+  }
+  origin_pattern.SetPath("/*");
+  return AddPattern(origin_pattern);
+}
+
 bool URLPatternSet::Contains(const URLPatternSet& other) const {
   for (URLPatternSet::const_iterator it = other.begin();
        it != other.end(); ++it) {
     if (!ContainsPattern(*it))
       return false;
   }
 
   return true;
 }
 
@@ skipping 102 matching lines @@
   for (size_t i = 0; i < value.GetSize(); ++i) {
     std::string item;
     if (!value.GetString(i, &item))
       return false;
     patterns.push_back(item);
   }
   return Populate(patterns, valid_schemes, allow_file_access, error);
 }
 
 }  // namespace extensions