ChomeVox announces the desk name when the desk name is changed.

Bug: 1116234
Change-Id: Ie21f6e0ea2fdb4098bcd1fa2f2632207ccd185ba
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2378536
Commit-Queue: Xiaodan Zhu <zxdan@chromium.org>
Reviewed-by: Ahmed Fakhry <afakhry@chromium.org>
Cr-Commit-Position: refs/heads/master@{#802792}

ash/ash_strings.grd

@@ -1102,6 +1102,9 @@ This file contains the strings for ash.
       <message name="IDS_ASH_DESKS_DESK_ACCESSIBLE_NAME" desc="The full accessible desk name">
         Desk: <ph name="DESK_NAME">$1</ph>
       </message>
+      <message name="IDS_ASH_DESKS_DESK_NAME_COMMIT" desc="Alert when the desk name is committed">
+        Desk name was changed to <ph name="DESK_NAME">$1</ph>
+      </message>
 
       <!-- Status tray charging strings. -->
       <message name="IDS_ASH_STATUS_TRAY_LOW_POWER_CHARGER_TITLE" desc="The title of a notification indicating that a low-current USB charger has been connected.">

ash/ash_strings_grd/IDS_ASH_DESKS_DESK_NAME_COMMIT.png.sha1

+d5678d91d086183beec468a0f40093e81ecd3235
\ No newline at end of file

ash/wm/desks/desk_mini_view.cc

@@ -6,6 +6,8 @@
 
 #include <algorithm>
 
+#include "ash/accessibility/accessibility_controller_impl.h"
+#include "ash/shell.h"
 #include "ash/strings/grit/ash_strings.h"
 #include "ash/style/ash_color_provider.h"
 #include "ash/wm/desks/close_desk_button.h"
@@ -322,6 +324,11 @@ bool DeskMiniView::HandleKeyEvent(views::Textfield* sender,
   }
 
   DeskNameView::CommitChanges(GetWidget());
+
+  Shell::Get()
+      ->accessibility_controller()
+      ->TriggerAccessibilityAlertWithMessage(l10n_util::GetStringFUTF8(
+          IDS_ASH_DESKS_DESK_NAME_COMMIT, desk_->name()));
   return true;
 }