Revert "Toggle spoken feedback if two fingers are held down."

chrome/browser/ui/ash/chrome_shell_delegate.cc

Index: chrome/browser/ui/ash/chrome_shell_delegate.cc
diff --git a/chrome/browser/ui/ash/chrome_shell_delegate.cc b/chrome/browser/ui/ash/chrome_shell_delegate.cc
index 9d462407fa66620ab9042a61bd7f99f92aebda23..9dc97584a7cdcf7c5394bccfa44dcec9f023ec0c 100644
--- a/chrome/browser/ui/ash/chrome_shell_delegate.cc
+++ b/chrome/browser/ui/ash/chrome_shell_delegate.cc
@@ -318,11 +318,6 @@ class AccessibilityDelegateImpl : public ash::AccessibilityDelegate {
     return ash::A11Y_ALERT_NONE;
   }
 
-  void PlaySpokenFeedbackToggleCountdown(int tick_count) override {
-    DCHECK(AccessibilityManager::Get());
-    AccessibilityManager::Get()->PlaySpokenFeedbackToggleCountdown(tick_count);
-  }
-
   void PlayEarcon(int sound_key) override {
     DCHECK(AccessibilityManager::Get());
     AccessibilityManager::Get()->PlayEarcon(