@Override
  public void warmLayout(Layout layout) {
    WarmHandler handler = getWarmHandler();
    handler.sendMessage(handler.obtainMessage(WarmHandler.NO_OP, layout));
  }
Default {@link GlyphWarmer} that runs a {@link HandlerThread} to draw a text {@link Layout} on a
{@link Picture}. This helps in warming up the FreeType cache in Android 4.0+.
library/src/main/java/com/facebook/fbui/textlayoutbuilder/glyphwarmer/GlyphWarmerImpl.java