Fix bugs in waiting room.

webserver/static_accessibility_test.go

@@ -156,6 +156,8 @@ func TestWaitingRoomUsesAccessibleNativeControlsAndLiveRegions(t *testing.T) {
 	requireContains(t, html, `id="waiting-leave" type="button"`, "leave button")
 	requireContains(t, html, `aria-labelledby="waiting-list-heading"`, "operator waiting list")
 	requireFunctionContains(t, js, "showWaitingRoom", "waiting-heading').focus")
+	requireContains(t, js, "hallStatus.waitingRoom ?", "waiting-room submit label condition")
+	requireContains(t, js, "'Join waiting room' : 'Connect'", "waiting-room submit label")
 	requireFunctionContains(t, js, "updateWaitingStatus", "Math.ceil")
 	requireFunctionContains(t, js, "updateWaitingStatus", "announceChat(status)")
 	requireFunctionContains(t, js, "gotWaiting", "announceUrgent")