Bumping gaia.json for 4 gaia revision(s) a=gaia-bump

========

https://hg.mozilla.org/integration/gaia-central/rev/4d227fe7d15d
Author: Rudy Lu <me@rudy.lu>
Desc: Merge pull request #26817 from RudyLu/keyboard/Bug1112020-copy_ime_folders

Bug 1112020 - The build script of keyboard app would fail when copying the a
r=timdream.

========

https://hg.mozilla.org/integration/gaia-central/rev/eca4f73b9508
Author: Rudy Lu <me@rudy.lu>
Desc: Bug 1112020 - The build script of keyboard app would fail when copying
the a specific ime folder for the 3rd time.
 - Stop copying the same ime folder when it already exists.

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https://hg.mozilla.org/integration/gaia-central/rev/ff22cf4a7ad3
Author: George <georgeiscoming@gmail.com>
Desc: Merge pull request #26772 from cctuan/1067728

Bug 1067728 - [Text Selection] Hide utility bubble after scrolling if the selected text is out of visible area

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https://hg.mozilla.org/integration/gaia-central/rev/236c1eb69827
Author: cctuan <georgeiscoming@gmail.com>
Desc: Bug 1067728 - [Text Selection] Hide utility bubble after scrolling if the selected text is out of visible area

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "d28071f9fd22b8996a24ac948e00859989c562c9", 
+    "revision": "4d227fe7d15ddeb5e2e7e3421bf8713b1c2e6b7a", 
     "repo_path": "integration/gaia-central"
 }