Bumping gaia.json for 6 gaia revision(s) a=gaia-bump

========

https://hg.mozilla.org/integration/gaia-central/rev/bdc67649eadb
Author: Timothy Guan-tin Chien <timdream@gmail.com>
Desc: Merge pull request #17507 from timdream/mock-dom-request

Bug 974319 - MockDOMRequest and fix deviceStorage tests with setTimeout(), r=alive

========

https://hg.mozilla.org/integration/gaia-central/rev/22160b349a8c
Author: Timothy Guan-tin Chien <timdream@gmail.com>
Desc: Bug 974319 - Part IV - Include MockDOMRequest in bluetooth_transfer_test.js

========

https://hg.mozilla.org/integration/gaia-central/rev/a4de28028846
Author: Timothy Guan-tin Chien <timdream@gmail.com>
Desc: Bug 974319 - Part III - Fix storage_watcher_test.js

========

https://hg.mozilla.org/integration/gaia-central/rev/116211b70181
Author: Timothy Guan-tin Chien <timdream@gmail.com>
Desc: typo mock_navigator_get_device_storage

========

https://hg.mozilla.org/integration/gaia-central/rev/c0688e812790
Author: Timothy Guan-tin Chien <timdream@gmail.com>
Desc: Bug 974319 - Part II - Fix MockDeviceStorage and Screenshot tests

========

https://hg.mozilla.org/integration/gaia-central/rev/6af00035412e
Author: Timothy Guan-tin Chien <timdream@gmail.com>
Desc: Bug 974319 - MockDOMRequest and tests

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "branch": "", 
         "revision": ""
     }, 
-    "revision": "9cea7856172900715c5195a9e89c3380f22a5038", 
+    "revision": "bdc67649eadbbc6e349fd0864185d7c693a17809", 
     "repo_path": "/integration/gaia-central"
 }