Mem leak fixes: AppDialogActivity, PlaybackActivity

Author: yuliskov

common/src/main/java/com/liskovsoft/smartyoutubetv2/common/app/models/playback/controllers/CommentsController.java

@@ -112,6 +112,7 @@ public void onCommentLongClicked(CommentItem commentItem) {
 
             @Override
             public void onFinish(Backup backup) {
+                super.onFinish(backup);
                 if (Helpers.equals(backupKey, mCommentsKey)) {
                     mBackup = new Pair<>(mCommentsKey, backup);
                 }

common/src/main/java/com/liskovsoft/smartyoutubetv2/common/app/models/playback/ui/AbstractCommentsReceiver.java

@@ -10,7 +10,7 @@ public abstract class AbstractCommentsReceiver implements CommentsReceiver {
     private Callback mCallback;
 
     public AbstractCommentsReceiver(Context context) {
-        mContext = context;
+        mContext = context.getApplicationContext(); // Mem leak fix (holds PlaybackActivity)
     }
 
     @Override
@@ -56,7 +56,7 @@ public void onCommentLongClicked(CommentItem commentItem) {
 
     @Override
     public void onFinish(Backup backup) {
-        
+        setCallback(null); // Mem leak fix (holds AppDialogActivity)
     }
 
     @Override

common/src/main/java/com/liskovsoft/smartyoutubetv2/common/app/presenters/AppDialogPresenter.java

@@ -68,6 +68,7 @@ private void clear() {
         mTimeoutMs = 0;
         mHandler.removeCallbacks(mCloseDialog);
         resetData();
+        mBackupCategories = null; // Mem leak fix (UiOption callback holds PlaybackActivity)
     }
 
     /**