HTML Imports: Send credentials for same origin requests

Source/core/fetch/Resource.h

Index: Source/core/fetch/Resource.h
diff --git a/Source/core/fetch/Resource.h b/Source/core/fetch/Resource.h
index 72159864a225d59f373f27d7c22aa5436c1b8982..ff50d2f656f755ca5a806005f5733bceef692d0f 100644
--- a/Source/core/fetch/Resource.h
+++ b/Source/core/fetch/Resource.h
@@ -108,6 +108,7 @@ public:
     virtual bool shouldIgnoreHTTPStatusCodeErrors() const { return false; }
 
     ResourceRequest& resourceRequest() { return m_resourceRequest; }
+    const ResourceRequest& lastResourceRequest();
     const KURL& url() const { return m_resourceRequest.url();}
     Type type() const { return static_cast<Type>(m_type); }
     const ResourceLoaderOptions& options() const { return m_options; }