Allow extensions on chrome:// URLs, when flag is set and permission is explicitly requested

chrome/common/extensions/api/extension_api.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 "chrome/common/extensions/api/extension_api.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 253 matching lines @@
     }
 
     // Populate |url_matching_apis_|.
     ListValue* matches = NULL;
     if (schema->GetList("matches", &matches)) {
       URLPatternSet pattern_set;
       for (size_t i = 0; i < matches->GetSize(); ++i) {
         std::string pattern;
         CHECK(matches->GetString(i, &pattern));
         pattern_set.AddPattern(
-            URLPattern(UserScript::kValidUserScriptSchemes, pattern));
+            URLPattern(UserScript::ValidUserScriptSchemes(), pattern));
       }
       url_matching_apis_[schema_namespace] = pattern_set;
     }
 
     // Populate feature maps.
     // TODO(aa): Consider not storing features that can never run on the current
     // machine (e.g., because of platform restrictions).
     bool uses_feature_system = false;
     schema->GetBoolean("uses_feature_system", &uses_feature_system);
     if (!uses_feature_system)
@@ skipping 502 matching lines @@
 
 void ExtensionAPI::LoadAllSchemas() {
   while (unloaded_schemas_.size()) {
     std::map<std::string, base::StringPiece>::iterator it =
         unloaded_schemas_.begin();
     LoadSchema(it->first, it->second);
   }
 }
 
 }  // namespace extensions