Apply meta tag referrer policy for preloaded requests

Source/core/html/parser/HTMLResourcePreloader.cpp

Index: Source/core/html/parser/HTMLResourcePreloader.cpp
diff --git a/Source/core/html/parser/HTMLResourcePreloader.cpp b/Source/core/html/parser/HTMLResourcePreloader.cpp
index 6813009b94ab34c93a1df8f9794658f24df168c8..de12cc5cb57287ff618cd6074f4e00f4ab955ca2 100644
--- a/Source/core/html/parser/HTMLResourcePreloader.cpp
+++ b/Source/core/html/parser/HTMLResourcePreloader.cpp
@@ -50,6 +50,11 @@ DEFINE_TRACE(HTMLResourcePreloader)
     visitor->trace(m_document);
 }
 
+void HTMLResourcePreloader::preloadReferrerPolicy(const String& policy)
+{
+    m_document->processReferrerPolicy(policy);
+}
+
 static void preconnectHost(PreloadRequest* request)
 {
     ASSERT(request);