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

========

https://hg.mozilla.org/integration/gaia-central/rev/69698f437888
Author: Cristian Rodriguez <crdlc@tid.es>
Desc: Merge pull request #12492 from crdlc/bug-920942

Bug 920942 - window.confirm isn't shown

========

https://hg.mozilla.org/integration/gaia-central/rev/49c1870d6c0b
Author: crdlc <crdlc@tid.es>
Desc: Bug 920942 - window.confirm is not shown

========

https://hg.mozilla.org/integration/gaia-central/rev/2b4b44bb564f
Author: Cristian Rodriguez <crdlc@tid.es>
Desc: Merge pull request #12439 from crdlc/bug-915085

Bug 915085 - Apps included in the grid should be linked to a Smart Collection

========

https://hg.mozilla.org/integration/gaia-central/rev/c2642af52e18
Author: crdlc <crdlc@tid.es>
Desc: Bug 915085 - Apps included in the grid should be linked to a Smart Collection

b2g/config/gaia.json

@@ -1,4 +1,4 @@
 {
-    "revision": "cdbf28c5ea80d7344be1f61355e0e3f4e1dac1d7", 
+    "revision": "69698f437888187c62d31e363f63d3343e43423f", 
     "repo_path": "/integration/gaia-central"
 }