Make content::FeaturePolicy implement WebFeaturePolicy, and use it in blink code

third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp

Index: third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp b/third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp
index 3fcba5514d4016c656052ed1c962fa0d90d7a9cf..599232616effa39d25e4cb812884e8d9683d13a3 100644
--- a/third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp
+++ b/third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp
@@ -15,6 +15,7 @@
 #include "core/layout/LayoutObject.h"
 #include "core/page/Page.h"
 #include "platform/heap/Handle.h"
+#include "public/platform/WebFeaturePolicy.h"
 #include "public/platform/WebFloatRect.h"
 #include "public/platform/WebRect.h"
 #include "public/web/WebDocument.h"
@@ -431,13 +432,13 @@ void WebRemoteFrameImpl::setReplicatedName(const WebString& name,
 void WebRemoteFrameImpl::setReplicatedFeaturePolicyHeader(
     const WebParsedFeaturePolicyHeader& parsedHeader) const {
   if (RuntimeEnabledFeatures::featurePolicyEnabled()) {
-    FeaturePolicy* parentFeaturePolicy = nullptr;
+    WebFeaturePolicy* parentFeaturePolicy = nullptr;
     if (parent()) {
       Frame* parentFrame = frame()->client()->parent();
       parentFeaturePolicy = parentFrame->securityContext()->getFeaturePolicy();
     }
-    frame()->securityContext()->setFeaturePolicyFromHeader(parsedHeader,
-                                                           parentFeaturePolicy);
+    frame()->securityContext()->initializeFeaturePolicy(parsedHeader,

[haraken, 2017/03/04 07:36:01]

Also we can make initializeFeaturePolicy a method of Frame.

+                                                        parentFeaturePolicy);
   }
 }