Reland: Make ChromeVox Next the default ChromeVox experience

chrome/browser/chromeos/accessibility/speech_monitor.h

Index: chrome/browser/chromeos/accessibility/speech_monitor.h
diff --git a/chrome/browser/chromeos/accessibility/speech_monitor.h b/chrome/browser/chromeos/accessibility/speech_monitor.h
index d8b10eb60dc8543198f06ffd2a300f83bcd5963d..2c8522f937a0d81c8c0897c5304711e55d52f2ff 100644
--- a/chrome/browser/chromeos/accessibility/speech_monitor.h
+++ b/chrome/browser/chromeos/accessibility/speech_monitor.h
@@ -28,6 +28,7 @@ class SpeechMonitor : public TtsPlatformImpl {
   // Wait for next utterance and return true if next utterance is ChromeVox
   // enabled message.
   bool SkipChromeVoxEnabledMessage();
+  bool SkipChromeVoxMessage(const std::string& message);
 
   // TtsPlatformImpl implementation.
   bool PlatformImplAvailable() override;