Set the target type when creating the request for main resource

Source/core/page/CreateWindow.cpp

Index: Source/core/page/CreateWindow.cpp
diff --git a/Source/core/page/CreateWindow.cpp b/Source/core/page/CreateWindow.cpp
index 0c7b8f7d1cf24c231f6cb03d8c16b074c51a8e9e..c2bf76e60671859a2a6d359c251de8973e67eeb9 100644
--- a/Source/core/page/CreateWindow.cpp
+++ b/Source/core/page/CreateWindow.cpp
@@ -130,7 +130,7 @@ LocalFrame* createWindow(const String& urlString, const AtomicString& frameName,
     // For whatever reason, Firefox uses the first frame to determine the outgoingReferrer. We replicate that behavior here.
     Referrer referrer(SecurityPolicy::generateReferrerHeader(firstFrame.document()->referrerPolicy(), completedURL, firstFrame.document()->outgoingReferrer()), firstFrame.document()->referrerPolicy());
 
-    ResourceRequest request(completedURL, referrer);
+    ResourceRequest request(completedURL, true, referrer);
     FrameLoader::addHTTPOriginIfNeeded(request, AtomicString(firstFrame.document()->outgoingOrigin()));
     FrameLoadRequest frameRequest(callingWindow.document(), request, frameName);
 
@@ -153,7 +153,8 @@ LocalFrame* createWindow(const String& urlString, const AtomicString& frameName,
         function(newFrame->domWindow(), functionContext);
 
     if (created) {
-        FrameLoadRequest request(callingWindow.document(), ResourceRequest(completedURL, referrer));
+        ResourceRequest resourceRequest = ResourceRequest(completedURL, newFrame->isMainFrame(), referrer);
+        FrameLoadRequest request(callingWindow.document(), resourceRequest);
         newFrame->loader().load(request);
     } else if (!urlString.isEmpty()) {
         newFrame->navigationScheduler().scheduleLocationChange(callingWindow.document(), completedURL.string(), referrer, false);