old_contents: /* This Source Code Form is subject to the terms of the Mozilla Public
   * License, v. 2.0. If a copy of the MPL was not distributed with this
   * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
  
  // Domain Sample
  // pref("extensions.switch-link-external-handler@clear-code.com.ie.patterns.0", "http://*.microsoft.com");
  // pref("extensions.switch-link-external-handler@clear-code.com.ie.patterns.1", "https://*.microsoft.com");
  // pref("extensions.switch-link-external-handler@clear-code.com.ie.patterns.2", "https://*.mozilla.org");
  // pref("extensions.switch-link-external-handler@clear-code.com.ie.patterns.3", "http://groonga.org");
  // pref("extensions.switch-link-external-handler@clear-code.com.chrome.patterns.0", "https://*.clear-code.com");
  // pref("extensions.switch-link-external-handler@clear-code.com.chrome.patterns.1", "https://github.com");
  // pref("extensions.switch-link-external-handler@clear-code.com.chrome.patterns.2", "http://?.hatena.ne.jp");
  // pref("extensions.switch-link-external-handler@clear-code.com.chrome.patterns.3", "http://groonga.org");
  // // Priority Sample
  // pref("extensions.switch-link-external-handler@clear-code.com.chrome.priority", 50);
  // pref("extensions.switch-link-external-handler@clear-code.com.ie.priority", 20);
  
new_contents: /* This Source Code Form is subject to the terms of the Mozilla Public
   * License, v. 2.0. If a copy of the MPL was not distributed with this
   * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
  
  // Domain Sample
  // pref("extensions.switch-link-external-handler@clear-code.com.ie.patterns.0", "http://*.microsoft.com");
  // pref("extensions.switch-link-external-handler@clear-code.com.ie.patterns.1", "https://*.microsoft.com");
  // This entry should be ingored because lower priority.
  // pref("extensions.switch-link-external-handler@clear-code.com.ie.patterns.2", "https://*.mozilla.org");
  // pref("extensions.switch-link-external-handler@clear-code.com.ie.patterns.3", "http://groonga.org");
  // pref("extensions.switch-link-external-handler@clear-code.com.chrome.patterns.0", "https://*.clear-code.com");
  // pref("extensions.switch-link-external-handler@clear-code.com.chrome.patterns.1", "https://github.com");
  // pref("extensions.switch-link-external-handler@clear-code.com.chrome.patterns.2", "http://?.hatena.ne.jp");
  // pref("extensions.switch-link-external-handler@clear-code.com.chrome.patterns.3", "http://groonga.org");
  // Priority Sample
  // pref("extensions.switch-link-external-handler@clear-code.com.chrome.priority", 50);
  // pref("extensions.switch-link-external-handler@clear-code.com.ie.priority", 20);
  
subject: Add supplementary comment about priority