Bumping gaia.json for 3 gaia revision(s) a=gaia-bump

========

https://hg.mozilla.org/integration/gaia-central/rev/c9d33f4aa3eb
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Merge pull request #22940 from KevinGrandon/bug_1047645_system_timeout_reland_2

Bug 1047645 - Use manual timeout to guard _closed event from not firing

========

https://hg.mozilla.org/integration/gaia-central/rev/3726ef67f3c5
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 1047645 - Use manual timeout to guard _closed event from not firing r=alive

========

https://hg.mozilla.org/integration/gaia-central/rev/53952a72f76d
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Revert "Bug 1047645 - Use manual timeout to guard _closed event from not firing r=alive"

This reverts commit bf33987e2729e82f1e3891eba3e85713f476fd0e.

b2g/config/gaia.json

@@ -4,6 +4,6 @@
         "remote": "", 
         "branch": ""
     }, 
-    "revision": "b7d74d7ca3070e32c866b992ee1313231a0b3d87", 
+    "revision": "c9d33f4aa3ebd5d588a0e57cd402fc7cad8ea97f", 
     "repo_path": "/integration/gaia-central"
 }