Remove UnescapeRule::URL_SPECIAL_CHARS from components/

components/auto_login_parser/auto_login_parser.cc

 // Copyright (c) 2013 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 "components/auto_login_parser/auto_login_parser.h"
 
 #include <utility>
 #include <vector>
 
 #include "base/logging.h"
@@ skipping 36 matching lines @@
   base::StringPairs pairs;
   if (!base::SplitStringIntoKeyValuePairs(header, '=', '&', &pairs))
     return false;
 
   // Parse the information from the |header| string.
   HeaderData local_params;
   for (base::StringPairs::const_iterator it = pairs.begin(); it != pairs.end();
        ++it) {
     const std::string& key = it->first;
     const std::string& value = it->second;
-    std::string unescaped_value(
-        net::UnescapeURLComponent(value, net::UnescapeRule::URL_SPECIAL_CHARS));
+    std::string unescaped_value(net::UnescapeURLComponent(
+        value,
+        net::UnescapeRule::PATH_SEPARATORS |
+            net::UnescapeRule::URL_SPECIAL_CHARS_EXCEPT_PATH_SEPARATORS));

[mmenke, 2016/03/16 21:30:00]

Looks safe - not used as a path.

     if (key == "realm") {
       if (!MatchRealm(unescaped_value, realm_restriction))
         return false;
       local_params.realm = unescaped_value;
     } else if (key == "account") {
       local_params.account = unescaped_value;
     } else if (key == "args") {
       local_params.args = unescaped_value;
     }
   }
   if (local_params.realm.empty() || local_params.args.empty())
     return false;
 
   *header_data = local_params;
   return true;
 }
 
 bool ParserHeaderInResponse(net::URLRequest* request,
                             RealmRestriction realm_restriction,
                             HeaderData* header_data) {
   std::string header_string;
   request->GetResponseHeaderByName(kHeaderName, &header_string);
   return ParseHeader(header_string, realm_restriction, header_data);
 }
 
 }  // namespace auto_login_parser