NearbyConnectionsWalkieTalkie/app/src/manual/java/com/google/location/nearby/apps/walkietalkie/MainActivity.java [594:600]:
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  private void stopRecording() {
    logV("stopRecording()");
    if (mRecorder != null) {
      mRecorder.stop();
      mRecorder = null;
    }
  }
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NearbyConnectionsWalkieTalkie/app/src/automatic/java/com/google/location/nearby/apps/walkietalkie/MainActivity.java [501:507]:
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  private void stopRecording() {
    logV("stopRecording()");
    if (mRecorder != null) {
      mRecorder.stop();
      mRecorder = null;
    }
  }
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