Set the target type when creating the request for main resource

Source/web/WebLocalFrameImpl.cpp

Index: Source/web/WebLocalFrameImpl.cpp
diff --git a/Source/web/WebLocalFrameImpl.cpp b/Source/web/WebLocalFrameImpl.cpp
index 4cf0271048dea4240fef8f8ffca80aef95d126f5..70079be015ea27072467ba1fee77a85a890518f1 100644
--- a/Source/web/WebLocalFrameImpl.cpp
+++ b/Source/web/WebLocalFrameImpl.cpp
@@ -876,9 +876,12 @@ void WebLocalFrameImpl::loadData(const WebData& data, const WebString& mimeType,
     // unreachableURL informs FrameLoader::reload to load unreachableURL
     // instead of the currently loaded URL.
     ResourceRequest request;
-    if (replace && !unreachableURL.isEmpty() && frame()->loader().provisionalDocumentLoader())
+    if (replace && !unreachableURL.isEmpty() && frame()->loader().provisionalDocumentLoader()) {
         request = frame()->loader().provisionalDocumentLoader()->originalRequest();
-    request.setURL(baseURL);
+        request.setURL(baseURL);
+    } else {
+        request = ResourceRequest::createMainResourceRequest(baseURL, !this->parent());
+    }
 
     FrameLoadRequest frameRequest(0, request, SubstituteData(data, mimeType, textEncoding, unreachableURL));
     ASSERT(frameRequest.substituteData().isValid());