[FM] The channel name will not disappear on the main screen after deleting a channel from the Favorites

    Enter FM radio -> Tap star icon to add the channel in
    the Favorites -> Rename the channel -> Tap star icon
    to delete a channel from the Favorites -> Check the name
    on the main screen, the channel name will not disappear.

    The CL is to fix the issue that gjalan reproduced.

    Bug 18847141

    Review: https://partner-android-review.git.corp.google.com/#/c/192521

    Signed-off-by: Benson Huang <benson.huang@mediatek.com>

Change-Id: Ib5339c1e956981bdbcff74767b5c422d2e4fcf8b
diff --git a/src/com/android/fmradio/FmMainActivity.java b/src/com/android/fmradio/FmMainActivity.java
index a4ce339..1fc6f47 100644
--- a/src/com/android/fmradio/FmMainActivity.java
+++ b/src/com/android/fmradio/FmMainActivity.java
@@ -454,6 +454,7 @@
             mButtonAddToFavorite.setImageResource(R.drawable.btn_fm_favorite_off_selector);
             // Notify scroller
             mScroller.onRemoveFavorite();
+            mTextStationName.setText(FmStation.getStationName(mContext, mCurrentStation));
         } else {
             // Add the station to favorite
             if (FmStation.isStationExist(mContext, mCurrentStation)) {