FM: Don't turn off FM after audio focus loss.

Turning off FM when audio focus lost will break
FM + alarm concurrency use case.

Change-Id: I960e4e2b36ec77556c58c66f8c6d34272d9432b3
CRs-fixed: 576665
diff --git a/fmapp2/src/com/caf/fmradio/FMRadioService.java b/fmapp2/src/com/caf/fmradio/FMRadioService.java
index ddb556a..0f738c3 100644
--- a/fmapp2/src/com/caf/fmradio/FMRadioService.java
+++ b/fmapp2/src/com/caf/fmradio/FMRadioService.java
@@ -1071,7 +1071,13 @@
                          mSpeakerDisableHandler.postDelayed(mSpeakerDisableTask, 0);
                       }
                       if (true == mPlaybackInProgress) {
-                          fmOff();
+                          if(mMuted)
+                             unMute();
+                          stopFM();
+                      }
+                      if (mSpeakerPhoneOn) {
+                          if (isAnalogModeSupported())
+                              setAudioPath(false);
                       }
                       mStoppedOnFocusLoss = true;
                       break;