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 f5b8cec3ad254910ff5fef0ad3b96457ccc92fef..0bfbf4c04aab1e77a898b8a7a8c717d395d5b4cf 100644
--- a/third_party/WebKit/Source/core/loader/FrameLoader.cpp
+++ b/third_party/WebKit/Source/core/loader/FrameLoader.cpp
@@ -617,8 +617,13 @@ 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,