okio.BufferedSink -> mr:
# {"id":"sourceFile","fileName":"BufferedSink.kt"}
    okio.BufferedSink writeUtf8(java.lang.String) -> a0
      # {"id":"com.android.tools.r8.residualsignature","signature":"(Ljava/lang/String;)Lmr;"}
    void flush() -> flush
    okio.BufferedSink write(okio.ByteString) -> j
      # {"id":"com.android.tools.r8.residualsignature","signature":"(Lks;)Lmr;"}
    okio.BufferedSink write(byte[]) -> write
      # {"id":"com.android.tools.r8.residualsignature","signature":"([B)Lmr;"}
    okio.BufferedSink writeByte(int) -> writeByte
      # {"id":"com.android.tools.r8.residualsignature","signature":"(I)Lmr;"}
    okio.BufferedSink writeInt(int) -> writeInt
      # {"id":"com.android.tools.r8.residualsignature","signature":"(I)Lmr;"}
    okio.BufferedSink writeShort(int) -> writeShort
      # {"id":"com.android.tools.r8.residualsignature","signature":"(I)Lmr;"}
