API compatibility - hidden API usage

[Tunous]

https://developer.android.com/about/versions/pie/restrictions-non-sdk-interfaces

W: Accessing hidden field Landroid/app/ActivityThread$ActivityClientRecord;->activity:Landroid/app/Activity; (light greylist, reflection)
W: Accessing hidden field Landroid/app/ActivityThread$ActivityClientRecord;->paused:Z (light greylist, reflection)
W: Accessing hidden field Landroid/app/ActivityThread;->mActivities:Landroid/util/ArrayMap; (light greylist, reflection)
W: Accessing hidden field Landroid/view/LayoutInflater;->mConstructorArgs:[Ljava/lang/Object; (light greylist, reflection)
W: Accessing hidden method Landroid/app/ActivityThread;->currentActivityThread()Landroid/app/ActivityThread; (light greylist, reflection)
W: Accessing hidden method Landroid/app/ActivityThread;->currentPackageName()Ljava/lang/String; (light greylist, reflection)
W: Accessing hidden method Landroid/graphics/drawable/AnimatedVectorDrawable;->reverse()V (dark greylist, reflection)
W: Accessing hidden method Landroid/media/AudioTrack;->getLatency()I (light greylist, reflection)
W: Accessing hidden method Landroid/text/SpannableStringInternal;->charAt(I)C (light greylist, linking)
W: Accessing hidden method Landroid/text/SpannableStringInternal;->getChars(II[CI)V (light greylist, linking)
W: Accessing hidden method Landroid/text/SpannableStringInternal;->length()I (light greylist, linking)
W: Accessing hidden method Landroid/view/View;->computeFitSystemWindows(Landroid/graphics/Rect;Landroid/graphics/Rect;)Z (light greylist, reflection)
W: Accessing hidden method Landroid/view/View;->getTransitionAlpha()F (light greylist, reflection)
W: Accessing hidden method Landroid/view/ViewGroup;->makeOptionalFitsSystemWindows()V (light greylist, reflection)
W: Accessing hidden method Landroid/view/ViewGroup;->suppressLayout(Z)V (light greylist, reflection)
W: Accessing hidden method Lcom/android/org/conscrypt/OpenSSLSocketImpl;->getAlpnSelectedProtocol()[B (light greylist, reflection)
W: Accessing hidden method Lcom/android/org/conscrypt/OpenSSLSocketImpl;->setAlpnProtocols([B)V (light greylist, reflection)
W: Accessing hidden method Ldalvik/system/CloseGuard;->get()Ldalvik/system/CloseGuard; (light greylist, reflection)
W: Accessing hidden method Ldalvik/system/CloseGuard;->open(Ljava/lang/String;)V (light greylist, reflection)
W: Accessing hidden method Ldalvik/system/CloseGuard;->warnIfOpen()V (light greylist, reflection)