Convert all comments into "doxygen-ready" comments.

Bug: 36453077
Test: mma
Change-Id: I0b1f77dfae5d2258969e33d85ecf45401ffbdfaa
diff --git a/broadcastradio/1.1/ITunerCallback.hal b/broadcastradio/1.1/ITunerCallback.hal
index 1ea57e9..07ce984 100644
--- a/broadcastradio/1.1/ITunerCallback.hal
+++ b/broadcastradio/1.1/ITunerCallback.hal
@@ -25,7 +25,7 @@
  * ones, to avoid receiving a callback twice.
  */
 interface ITunerCallback extends @1.0::ITunerCallback {
-    /*
+    /**
      * Method called by the HAL when a tuning operation completes
      * following a step(), scan() or tune() command.
      * @param result OK if tune succeeded or TIMEOUT in case of time out.
@@ -33,7 +33,7 @@
      */
     oneway tuneComplete_1_1(Result result, ProgramInfo info);
 
-    /*
+    /**
      * Method called by the HAL when a frequency switch occurs.
      * @param info A ProgramInfo structure describing the new tuned station.
      */