code: public void setScrubberColor(ColorStateList stateList) {
          mScrubberStateList = stateList;
          mScrubberColor = mScrubberStateList.getDefaultColor();
  
          if (mAlpha < 255) {
              mCurScrubberColor = Ui.modulateColorAlpha(mScrubberColor, mAlpha);
          } else {
              mCurScrubberColor = mScrubberColor;
          }
      }
docs: Set the Scrubber ColorStateList
  
  @param stateList ColorStateList