Track correct branch for bruno_arm kernel

Change-Id: I72dbe52c989035f23a9983ca86125e20300c9903
diff --git a/default.xml b/default.xml
index 98d4bc4..df0c9de 100644
--- a/default.xml
+++ b/default.xml
@@ -20,7 +20,7 @@
   <project name="toolchains/skids"/>
   <project name="toolchains/windcharger"/>
   <project name="kernel/bruno"/>
-  <project name="kernel/bruno" path="kernel/bruno_arm" revision="refs/heads/broadcom_drops_arm"/>
+  <project name="kernel/bruno" path="kernel/bruno_arm" revision="refs/heads/brcm_apr_2015"/>
   <project name="kernel/mindspeed"/>
   <project name="kernel/prism"/>
   <project name="kernel/skids"/>