Fix to make OOBE update screen speak

chrome/browser/chromeos/login/update_view.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chromeos/login/update_view.h"
 
 #include <string>
 
+#include "base/logging.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/chromeos/login/helper.h"
 #include "chrome/browser/chromeos/login/rounded_rect_painter.h"
 #include "chrome/browser/chromeos/login/wizard_accessibility_helper.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "views/border.h"
 #include "views/controls/label.h"
@@ skipping 214 matching lines @@
   manual_reboot_label_->SetVisible(!show_curtain_ && show_manual_reboot_label_);
   progress_bar_->SetVisible(!show_curtain_);
 
   checking_label_->SetVisible(show_curtain_);
   throbber_->SetVisible(show_curtain_);
   if (show_curtain_) {
     throbber_->Start();
   } else {
     throbber_->Stop();
   }
+
+  // Speak the shown label when accessibility is enabled.
+  const Label* label_spoken(NULL);
+  if (checking_label_->IsVisible()) {
+    label_spoken = checking_label_;
+  } else if (manual_reboot_label_->IsVisible()) {
+    label_spoken = manual_reboot_label_;
+  } else if (preparing_updates_label_->IsVisible()) {
+    label_spoken = preparing_updates_label_;
+  } else if (installing_updates_label_->IsVisible()) {
+    label_spoken = installing_updates_label_;
+  } else {
+    NOTREACHED();
+  }
+  const std::string text =
+      label_spoken ? WideToUTF8(label_spoken->GetText()) : std::string();
+  WizardAccessibilityHelper::GetInstance()->MaybeSpeak(text.c_str(), false,
+                                                       true);
 }
 
 }  // namespace chromeos