Convert AutoBlocker static class to KeyedService.

chrome/browser/permissions/permission_context_base.h

Index: chrome/browser/permissions/permission_context_base.h
diff --git a/chrome/browser/permissions/permission_context_base.h b/chrome/browser/permissions/permission_context_base.h
index 733f561ad2147c614a82e8bfe910c75921414e78..5b94cccc80c2e9fff8869458eae3590544adcf6b 100644
--- a/chrome/browser/permissions/permission_context_base.h
+++ b/chrome/browser/permissions/permission_context_base.h
@@ -28,10 +28,6 @@ namespace content {
 class WebContents;
 }
 
-namespace safe_browsing {
-class SafeBrowsingDatabaseManager;
-}
-
 using BrowserPermissionCallback = base::Callback<void(ContentSetting)>;
 
 // This base class contains common operations for granting permissions.
@@ -164,10 +160,6 @@ class PermissionContextBase : public KeyedService {
     return content_settings_type_;
   }
 
-  // Virtual to allow for mocking in tests.
-  virtual scoped_refptr<safe_browsing::SafeBrowsingDatabaseManager>
-  GetSafeBrowsingDatabaseManager();
-
  private:
   friend class PermissionContextBaseTests;
 
@@ -185,15 +177,9 @@ class PermissionContextBase : public KeyedService {
                                  const BrowserPermissionCallback& callback,
                                  bool permission_blocked);
 
-  void SetSafeBrowsingDatabaseManagerAndTimeoutForTest(
-      scoped_refptr<safe_browsing::SafeBrowsingDatabaseManager> db_manager,
-      int timeout);
-
   Profile* profile_;
   const content::PermissionType permission_type_;
   const ContentSettingsType content_settings_type_;
-  int safe_browsing_timeout_;
-  scoped_refptr<safe_browsing::SafeBrowsingDatabaseManager> db_manager_;
 #if defined(OS_ANDROID)
   std::unique_ptr<PermissionQueueController> permission_queue_controller_;
 #endif