Feature policy: Add basic algorithm for supporting frame policies.

third_party/WebKit/Source/core/frame/FeaturePolicyInFrameTest.cpp

Index: third_party/WebKit/Source/core/frame/FeaturePolicyInFrameTest.cpp
diff --git a/third_party/WebKit/Source/core/frame/FeaturePolicyInFrameTest.cpp b/third_party/WebKit/Source/core/frame/FeaturePolicyInFrameTest.cpp
index b2b45c12721e0d3eec4779b5ca086e9c53aa1e37..66c8f94e09339aac0401d204ac7c5ff23de0e59b 100644
--- a/third_party/WebKit/Source/core/frame/FeaturePolicyInFrameTest.cpp
+++ b/third_party/WebKit/Source/core/frame/FeaturePolicyInFrameTest.cpp
@@ -54,7 +54,8 @@ class FeaturePolicyInFrameTest : public ::testing::Test {
   std::unique_ptr<FeaturePolicy> createFromParentPolicy(
       const FeaturePolicy* parent,
       RefPtr<SecurityOrigin> origin) {
-    return FeaturePolicy::createFromParentPolicy(parent, origin, m_featureList);
+    return FeaturePolicy::createFromParentPolicy(parent, nullptr, origin,
+                                                 m_featureList);
   }
 
   Document& document() { return m_dummyPageHolder->document(); }