Version 69.0.3497.35 (Official Build) dev (64-bit)
Firmware version:
Google_Cave.7820.384.0

Steps:
# Launch ChromeVox
# Navigate to https://www.google.com/chrome/
# Click on the appropriate links to start the download
Expected:
ChromeVox announces download has started, followed by periodic updates of progress bar
Actual: ChromeVox does not announce anything
Reproduces in Dev