Reland: Start checking URLs using PVer4. Verdict not returned to client yet.

components/safe_browsing_db/v4_feature_list.cc

Index: components/safe_browsing_db/v4_feature_list.cc
diff --git a/components/safe_browsing_db/v4_feature_list.cc b/components/safe_browsing_db/v4_feature_list.cc
new file mode 100644
index 0000000000000000000000000000000000000000..a8435edf051f1f2f186def14d363c5ff35dde5e1
--- /dev/null
+++ b/components/safe_browsing_db/v4_feature_list.cc
@@ -0,0 +1,32 @@
+// Copyright 2016 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 "base/feature_list.h"
+#include "components/safe_browsing_db/v4_feature_list.h"
+
+namespace safe_browsing {
+
+namespace V4FeatureList {
+
+namespace {
+const base::Feature kLocalDatabaseManagerEnabled{
+    "SafeBrowsingV4LocalDatabaseManagerEnabled",
+    base::FEATURE_DISABLED_BY_DEFAULT};
+
+const base::Feature kParallelCheckEnabled{"SafeBrowingV4ParallelCheckEnabled",
+                                          base::FEATURE_DISABLED_BY_DEFAULT};
+}  // namespace
+
+bool IsLocalDatabaseManagerEnabled() {
+  return IsParallelCheckEnabled() ||
+         base::FeatureList::IsEnabled(kLocalDatabaseManagerEnabled);
+}
+
+bool IsParallelCheckEnabled() {
+  return base::FeatureList::IsEnabled(kParallelCheckEnabled);
+}
+
+}  // namespace V4FeatureList
+
+}  // namespace safe_browsing