androidx.camera.core.impl.AbstractCameraPresenceSource$ObserverWrapper -> r:
# {"id":"sourceFile","fileName":"AbstractCameraPresenceSource.java"}
    java.util.concurrent.Executor mExecutor -> a
    androidx.camera.core.impl.Observable$Observer mObserver -> b
      # {"id":"com.android.tools.r8.residualsignature","signature":"Lkp4;"}
    1:3:void <init>(java.util.concurrent.Executor,androidx.camera.core.impl.Observable$Observer):76:76 -> <init>
      # {"id":"com.android.tools.r8.residualsignature","signature":"(Ljava/util/concurrent/Executor;Lkp4;)V"}
    4:5:void <init>(java.util.concurrent.Executor,androidx.camera.core.impl.Observable$Observer):77:77 -> <init>
    6:8:void <init>(java.util.concurrent.Executor,androidx.camera.core.impl.Observable$Observer):78:78 -> <init>
