[Cleanup] Move all browsertests to use ScopedFeatureList to modify features

components/safe_browsing_db/features.h

Index: components/safe_browsing_db/features.h
diff --git a/components/safe_browsing_db/features.h b/components/safe_browsing_db/features.h
new file mode 100644
index 0000000000000000000000000000000000000000..9d8c7113f47031b5a5f006ca670a589191e3ca8d
--- /dev/null
+++ b/components/safe_browsing_db/features.h
@@ -0,0 +1,16 @@
+// Copyright 2017 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 COMPONENTS_SAFE_BROWSING_DB_FEATURES_H_
+#define COMPONENTS_SAFE_BROWSING_DB_FEATURES_H_
+
+#include "base/feature_list.h"
+
+namespace features {
+
+extern const base::Feature kV4OnlyEnabled;
+
+}  // namespace features
+
+#endif  // COMPONENTS_SAFE_BROWSING_DB_FEATURES_H_