Add new extension APIs related to animation policy.

chrome/browser/accessibility/accessibility_notifier_factory.h

Index: chrome/browser/accessibility/accessibility_notifier_factory.h
diff --git a/chrome/browser/accessibility/accessibility_notifier_factory.h b/chrome/browser/accessibility/accessibility_notifier_factory.h
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+++ b/chrome/browser/accessibility/accessibility_notifier_factory.h
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+// Copyright 2015 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.
+
+#ifndef CHROME_BROWSER_ACCESSIBILITY_ACCESSIBILITY_NOTIFIER_FACTORY_H_
+#define CHROME_BROWSER_ACCESSIBILITY_ACCESSIBILITY_NOTIFIER_FACTORY_H_
+
+#include "base/memory/singleton.h"
+#include "components/keyed_service/content/browser_context_keyed_service_factory.h"
+
+class Profile;
+class AccessibilityNotifier;
+
+class AccessibilityNotifierFactory : public BrowserContextKeyedServiceFactory {
+ public:
+  static AccessibilityNotifierFactory* GetInstance();
+
+  static AccessibilityNotifier* GetForProfile(Profile* profile);
+
+ protected:
+  // BrowserContextKeyedServiceFactory:
+  KeyedService* BuildServiceInstanceFor(
+      content::BrowserContext* context) const override;
+
+ private:
+  friend struct DefaultSingletonTraits<AccessibilityNotifierFactory>;
+
+  AccessibilityNotifierFactory();
+  ~AccessibilityNotifierFactory() override;
+  bool ServiceIsCreatedWithBrowserContext() const override;
+
+  DISALLOW_COPY_AND_ASSIGN(AccessibilityNotifierFactory);
+};
+
+#endif  // CHROME_BROWSER_ACCESSIBILITY_ACCESSIBILITY_NOTIFIER_FACTORY_H_