English defaults — these reproduce the strings the chart previously
hard-coded (the aria-label, the open/high/low/close announcement words,
the O/H/L/C/V legend letters, and the Go to live ▶ pill), so a chart
with no messages override renders identically to before C6.
English defaults — these reproduce the strings the chart previously hard-coded (the
aria-label, theopen/high/low/closeannouncement words, theO/H/L/C/Vlegend letters, and theGo to live ▶pill), so a chart with nomessagesoverride renders identically to before C6.