Crash on current cover switch
Skip song + display cover at the same time can lead to:
AndroidRuntime: FATAL EXCEPTION: main
AndroidRuntime: Process: org.videolan.vlc.debug, PID: 11777
AndroidRuntime: java.lang.IllegalStateException: The specified child already has a parent. You must call removeView() on the child's parent first.
AndroidRuntime: at android.view.ViewGroup.addViewInner(ViewGroup.java:4417)
AndroidRuntime: at android.view.ViewGroup.addView(ViewGroup.java:4258)
AndroidRuntime: at android.view.ViewGroup.addView(ViewGroup.java:4198)
AndroidRuntime: at android.support.v7.widget.RecyclerView$5.addView(RecyclerView.java:705)
AndroidRuntime: at android.support.v7.widget.ChildHelper.addView(ChildHelper.java:107)
AndroidRuntime: at android.support.v7.widget.RecyclerView$LayoutManager.addViewInt(RecyclerView.java:7728)
AndroidRuntime: at android.support.v7.widget.RecyclerView$LayoutManager.addView(RecyclerView.java:7686)
AndroidRuntime: at android.support.v7.widget.RecyclerView$LayoutManager.addView(RecyclerView.java:7674)
AndroidRuntime: at android.support.v7.widget.LinearLayoutManager.layoutChunk(LinearLayoutManager.java:1547)
AndroidRuntime: at android.support.v7.widget.LinearLayoutManager.fill(LinearLayoutManager.java:1496)
AndroidRuntime: at android.support.v7.widget.LinearLayoutManager.scrollBy(LinearLayoutManager.java:1313)
AndroidRuntime: at android.support.v7.widget.LinearLayoutManager.scrollVerticallyBy(LinearLayoutManager.java:1058)
AndroidRuntime: at android.support.v7.widget.RecyclerView$ViewFlinger.run(RecyclerView.java:4680)
AndroidRuntime: at android.view.Choreographer$CallbackRecord.run(Choreographer.java:874)
AndroidRuntime: at android.view.Choreographer.doCallbacks(Choreographer.java:686)
AndroidRuntime: at android.view.Choreographer.doFrame(Choreographer.java:618)
AndroidRuntime: at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:860)
AndroidRuntime: at android.os.Handler.handleCallback(Handler.java:751)
AndroidRuntime: at android.os.Handler.dispatchMessage(Handler.java:95)
AndroidRuntime: at android.os.Looper.loop(Looper.java:154)
AndroidRuntime: at android.app.ActivityThread.main(ActivityThread.java:6119)
AndroidRuntime: at java.lang.reflect.Method.invoke(Native Method)
AndroidRuntime: at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886)
AndroidRuntime: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776)