Add cross origin to Blink-driven preconnect

components/network_hints/renderer/renderer_preconnect.h

Index: components/network_hints/renderer/renderer_preconnect.h
diff --git a/components/network_hints/renderer/renderer_preconnect.h b/components/network_hints/renderer/renderer_preconnect.h
index adc014339fadd5f1fb3c196819c42ea0f8aced19..461fd28c64c91041354ec1d2acfa1a65c934ff46 100644
--- a/components/network_hints/renderer/renderer_preconnect.h
+++ b/components/network_hints/renderer/renderer_preconnect.h
@@ -22,14 +22,14 @@
 namespace network_hints {
 
 // An internal interface to the network_hints component for efficiently sending
-// DNS prefetch requests to the net stack.
+// preconnect requests to the net stack.
 class RendererPreconnect {
  public:
   RendererPreconnect();
   ~RendererPreconnect();
 
   // Submit a preconnect request for a single connection.
-  void Preconnect(const GURL &url);
+  void Preconnect(const GURL &url, bool allow_credentials);
 
  private: