package com.google.android.gms.internal.ads;

import android.view.View;
import android.view.ViewTreeObserver;
import java.lang.ref.WeakReference;

/* loaded from: classes3.dex */
final class zzcal extends zzcam implements ViewTreeObserver.OnScrollChangedListener {
    private final WeakReference zza;

    public zzcal(View view, ViewTreeObserver.OnScrollChangedListener onScrollChangedListener) {
        super(view);
        this.zza = new WeakReference(onScrollChangedListener);
    }

    @Override // android.view.ViewTreeObserver.OnScrollChangedListener
    public final void onScrollChanged() {
        ViewTreeObserver.OnScrollChangedListener onScrollChangedListener = (ViewTreeObserver.OnScrollChangedListener) this.zza.get();
        if (onScrollChangedListener != null) {
            onScrollChangedListener.onScrollChanged();
        } else {
            zze();
        }
    }

    @Override // com.google.android.gms.internal.ads.zzcam
    public final void zza(ViewTreeObserver viewTreeObserver) {
        viewTreeObserver.addOnScrollChangedListener(this);
    }

    @Override // com.google.android.gms.internal.ads.zzcam
    public final void zzb(ViewTreeObserver viewTreeObserver) {
        viewTreeObserver.removeOnScrollChangedListener(this);
    }
}