Initial Implementation of Iframe Attribute for Feature Policy (Part 3)

third_party/WebKit/Source/core/loader/FrameLoader.cpp

Index: third_party/WebKit/Source/core/loader/FrameLoader.cpp
diff --git a/third_party/WebKit/Source/core/loader/FrameLoader.cpp b/third_party/WebKit/Source/core/loader/FrameLoader.cpp
index fb58d814551a6589b30934132951f675c5dea082..3c3f95806323b1ab967e0de6c3bd9b6bcdd91516 100644
--- a/third_party/WebKit/Source/core/loader/FrameLoader.cpp
+++ b/third_party/WebKit/Source/core/loader/FrameLoader.cpp
@@ -599,8 +599,13 @@ void FrameLoader::didBeginDocument() {
       const WebParsedFeaturePolicy& parsedHeader = parseFeaturePolicy(
           featurePolicyHeader, m_frame->securityContext()->getSecurityOrigin(),
           &messages);
-      m_frame->securityContext()->initializeFeaturePolicy(parsedHeader,
-                                                          parentFeaturePolicy);
+      const WebParsedFeaturePolicy& containerPolicy =
+          getContainerPolicyFromAllowedFeatures(
+              m_frame->owner()->allowedFeatures(),
+              m_frame->securityContext()->getSecurityOrigin());
+
+      m_frame->securityContext()->initializeFeaturePolicy(
+          parsedHeader, containerPolicy, parentFeaturePolicy);
       for (auto& message : messages) {
         m_frame->document()->addConsoleMessage(ConsoleMessage::create(
             OtherMessageSource, ErrorMessageLevel,