fix a problem that android cannot download files with basic authentication

chrome/browser/download/download_resource_throttle.h

Index: chrome/browser/download/download_resource_throttle.h
diff --git a/chrome/browser/download/download_resource_throttle.h b/chrome/browser/download/download_resource_throttle.h
index b3c6ad7e2f1dac538c20d39c275ec71739e403f2..846961198a1d7368a4f498c9484d571974cd547e 100644
--- a/chrome/browser/download/download_resource_throttle.h
+++ b/chrome/browser/download/download_resource_throttle.h
@@ -26,7 +26,8 @@ class DownloadResourceThrottle
                            int render_process_id,
                            int render_view_id,
                            int request_id,
-                           const std::string& request_method);
+                           const std::string& request_method,
+                           bool has_auth);
 
   // content::ResourceThrottle implementation:
   virtual void WillStartRequest(bool* defer) OVERRIDE;