Integrate WebUSB with Feature Policy

content/common/feature_policy/feature_policy.cc

 // 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.
 
 #include "content/common/feature_policy/feature_policy.h"
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/stl_util.h"
 
@@ skipping 217 matching lines @@
                             FeaturePolicy::FeatureDefault::EnableForAll},
                            {blink::WebFeaturePolicyFeature::kNotifications,
                             FeaturePolicy::FeatureDefault::EnableForAll},
                            {blink::WebFeaturePolicyFeature::kPush,
                             FeaturePolicy::FeatureDefault::EnableForAll},
                            {blink::WebFeaturePolicyFeature::kSyncScript,
                             FeaturePolicy::FeatureDefault::EnableForAll},
                            {blink::WebFeaturePolicyFeature::kSyncXHR,
                             FeaturePolicy::FeatureDefault::EnableForAll},
                            {blink::WebFeaturePolicyFeature::kWebRTC,
-                            FeaturePolicy::FeatureDefault::EnableForAll}}));
+                            FeaturePolicy::FeatureDefault::EnableForAll},
+                           {blink::WebFeaturePolicyFeature::kUsb,
+                            FeaturePolicy::FeatureDefault::EnableForSelf}}));
   return default_feature_list;
 }
 
 }  // namespace content