arc: Make ChromeVox read an ARC custom notification

ui/message_center/notification.cc

Index: ui/message_center/notification.cc
diff --git a/ui/message_center/notification.cc b/ui/message_center/notification.cc
index 2b248a006b435d256c9fe1e34f3a5240c80aaa3a..f78307a246a7a119e014540ae6d16e83e7d9ed51 100644
--- a/ui/message_center/notification.cc
+++ b/ui/message_center/notification.cc
@@ -38,7 +38,8 @@ RichNotificationData::RichNotificationData()
       pinned(false),
 #endif  // defined(OS_CHROMEOS)
       renotify(false),
-      silent(false) {}
+      silent(false),
+      accessible_name() {}

[yoshiki, 2016/09/07 08:57:46]

nit: you can remove this change completely. We don't need to do anything at all
in the ctor.

[yhanada, 2016/09/07 09:08:03]

Done.

 
 RichNotificationData::RichNotificationData(const RichNotificationData& other)
     : priority(other.priority),
@@ -58,7 +59,8 @@ RichNotificationData::RichNotificationData(const RichNotificationData& other)
 #endif  // defined(OS_CHROMEOS)
       vibration_pattern(other.vibration_pattern),
       renotify(other.renotify),
-      silent(other.silent) {}
+      silent(other.silent),
+      accessible_name(other.accessible_name) {}
 
 RichNotificationData::~RichNotificationData() {}