A11y setting: mono audio UI

chrome/browser/ui/ash/chrome_shell_delegate_chromeos.cc

Index: chrome/browser/ui/ash/chrome_shell_delegate_chromeos.cc
diff --git a/chrome/browser/ui/ash/chrome_shell_delegate_chromeos.cc b/chrome/browser/ui/ash/chrome_shell_delegate_chromeos.cc
index eb0401e46dce3e54859ecdc7c68f5ba4267f1c61..f140962b7f4a3449d81b54fc15f67ba17e1ce4fa 100644
--- a/chrome/browser/ui/ash/chrome_shell_delegate_chromeos.cc
+++ b/chrome/browser/ui/ash/chrome_shell_delegate_chromeos.cc
@@ -147,6 +147,17 @@ class AccessibilityDelegateImpl : public ash::AccessibilityDelegate {
     return chromeos::AccessibilityManager::Get()->IsVirtualKeyboardEnabled();
   }
 
+  void SetMonoAudioEnabled(bool enabled) override {
+    DCHECK(chromeos::AccessibilityManager::Get());
+    return chromeos::AccessibilityManager::Get()->
+        EnableMonoAudio(enabled);
+  }
+
+  bool IsMonoAudioEnabled() const override {
+    DCHECK(chromeos::AccessibilityManager::Get());
+    return chromeos::AccessibilityManager::Get()->IsMonoAudioEnabled();
+  }
+
   void SetCaretHighlightEnabled(bool enabled) override {
     DCHECK(chromeos::AccessibilityManager::Get());
     chromeos::AccessibilityManager::Get()->SetCaretHighlightEnabled(enabled);