Add tests for FeaturePolicy integration with RenderFrameHost

content/common/feature_policy/feature_policy.h

 // 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 CONTENT_COMMON_FEATURE_POLICY_FEATURE_POLICY_H_
 #define CONTENT_COMMON_FEATURE_POLICY_FEATURE_POLICY_H_
 
 #include <map>
 #include <memory>
 #include <string>
@@ skipping 158 matching lines @@
 
   // Returns whether or not the given feature is enabled by this policy for a
   // specific origin.
   bool IsFeatureEnabledForOrigin(blink::WebFeaturePolicyFeature feature,
                                  const url::Origin& origin) const;
 
   // Sets the declared policy from the parsed Feature-Policy HTTP header.
   // Unrecognized features will be ignored.
   void SetHeaderPolicy(const ParsedFeaturePolicyHeader& parsed_header);
 
+  // Returns true if a header policy has already been set on this feature
+  // policy.
+  bool HasSetHeaderPolicy() const;
+
  private:
   friend class FeaturePolicyTest;
   FRIEND_TEST_ALL_PREFIXES(NavigatorTestWithBrowserSideNavigation,
                            FeaturePolicyNewChild);
 
   explicit FeaturePolicy(url::Origin origin);
   FeaturePolicy(url::Origin origin, const FeatureList& feature_list);
   static std::unique_ptr<FeaturePolicy> CreateFromParentPolicy(
       const FeaturePolicy* parent_policy,
       const ParsedFeaturePolicyHeader& container_policy,
@@ skipping 22 matching lines @@
   std::map<blink::WebFeaturePolicyFeature, bool> inherited_policies_;
 
   const FeatureList& feature_list_;
 
   DISALLOW_COPY_AND_ASSIGN(FeaturePolicy);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_FEATURE_POLICY_FEATURE_POLICY_H_