Cleanup: remove NotifyAccessibilityEvent from views::Widget.

chrome/browser/ui/views/critical_notification_bubble_view.cc

 // Copyright (c) 2012 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/ui/views/critical_notification_bubble_view.h"
 
 #include "base/prefs/pref_service.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 124 matching lines @@
   refresh_timer_.Stop();
 }
 
 void CriticalNotificationBubbleView::GetAccessibleState(
     ui::AccessibleViewState* state) {
   state->role = ui::AccessibilityTypes::ROLE_ALERT;
 }
 
 void CriticalNotificationBubbleView::ViewHierarchyChanged(
     bool is_add, View* parent, View* child) {
-  if (is_add && child == this) {
-    GetWidget()->NotifyAccessibilityEvent(
-        this, ui::AccessibilityTypes::EVENT_ALERT, true);
-  }
+  if (is_add && child == this)
+    NotifyAccessibilityEvent(ui::AccessibilityTypes::EVENT_ALERT, true);
 }
 
 bool CriticalNotificationBubbleView::AcceleratorPressed(
     const ui::Accelerator& accelerator) {
   if (accelerator.key_code() == ui::VKEY_ESCAPE)
     UpgradeDetector::GetInstance()->acknowledge_critical_update();
   return BubbleDelegateView::AcceleratorPressed(accelerator);
 }
 
 void CriticalNotificationBubbleView::Init() {
@@ skipping 60 matching lines @@
       l10n_util::GetStringUTF16(IDS_CRITICAL_NOTIFICATION_DISMISS));
   dismiss_button_->SetStyle(views::Button::STYLE_NATIVE_TEXTBUTTON);
   layout->AddView(dismiss_button_);
 
   refresh_timer_.Start(FROM_HERE,
       base::TimeDelta::FromMilliseconds(kRefreshBubbleEvery),
       this, &CriticalNotificationBubbleView::OnCountdown);
 
   content::RecordAction(UserMetricsAction("CriticalNotificationShown"));
 }