Support dictionary prefs in chrome.settingsPrivate

chrome/test/data/webui/settings/prefs_test_cases.js

 // Copyright 2015 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.
 
 /**
  * @type {Array<{key: string,
  *               type: chrome.settingsPrivate.PrefType,
  *               values: !Array<*>}>}
  * Test cases containing preference data. Each pref has three test values,
  * which can be used to change the pref. Intentionally, for a given pref, not
@@ skipping 42 matching lines @@
      {some: 4,
       other: 8,
       dictionary: 16}],
     [{javascript: ['chromium.org', 'example.com'],
       cookies: ['chromium.org', 'example.net', 'example.com'],
       flash: ['localhost'],
       mic: ['example.com']},
      {some: 2.2,
       dictionary: 4.4}]
   ],
+}, {
+  key: 'content_settings.exceptions.notifications',
+  type: chrome.settingsPrivate.PrefType.DICTIONARY,
+  values: [{
+    'https:\/\/foo.com,*': {
+      last_used: 1442486000.4000,
+      'setting': 0,
+    },
+    'https:\/\/bar.com,*': {
+      'last_used': 1442487000.3000,
+      'setting': 1,
+    },
+    'https:\/\/baz.com,*': {
+      'last_used': 1442482000.8000,
+      'setting': 2,
+    },
+  }, {
+    'https:\/\/foo.com,*': {
+      last_used: 1442486000.4000,
+      'setting': 0,
+    },
+    'https:\/\/example.com,*': {
+      'last_used': 1442489000.1000,
+      'setting': 2,
+    },
+    'https:\/\/baz.com,*': {
+      'last_used': 1442484000.9000,
+      'setting': 1,
+    },
+  }, {
+    'https:\/\/foo.com,*': {
+      last_used: 1442488000.8000,
+      'setting': 1,
+    },
+    'https:\/\/example.com,*': {
+      'last_used': 1442489000.1000,
+      'setting': 2,
+    },
+  }],
 }];