fix a problem that android cannot download files with basic authentication

content/browser/browser_plugin/browser_plugin_guest.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // A BrowserPluginGuest is the browser side of a browser <--> embedder
 // renderer channel. A BrowserPlugin (a WebPlugin) is on the embedder
 // renderer side of browser <--> embedder renderer communication.
 //
 // BrowserPluginGuest lives on the UI thread of the browser process. It has a
 // helper, BrowserPluginGuestHelper, which is a RenderViewHostObserver. The
@@ skipping 152 matching lines @@
   // this method is called, indicating that the new WebContents is ready to be
   // attached.
   virtual void AddNewContents(WebContents* source,
                               WebContents* new_contents,
                               WindowOpenDisposition disposition,
                               const gfx::Rect& initial_pos,
                               bool user_gesture,
                               bool* was_blocked) OVERRIDE;
   virtual bool CanDownload(RenderViewHost* render_view_host,
                            int request_id,
+                           bool has_auth,
                            const std::string& request_method) OVERRIDE;
   virtual bool HandleContextMenu(const ContextMenuParams& params) OVERRIDE;
   virtual void WebContentsCreated(WebContents* source_contents,
                                   int64 source_frame_id,
                                   const string16& frame_name,
                                   const GURL& target_url,
                                   WebContents* new_contents) OVERRIDE;
   virtual void RendererUnresponsive(WebContents* source) OVERRIDE;
   virtual void RendererResponsive(WebContents* source) OVERRIDE;
   virtual void RunFileChooser(WebContents* web_contents,
@@ skipping 248 matching lines @@
   // A map from request ID to instance ID for use by the New Window API.
   typedef std::map<int, int> NewWindowRequestMap;
   NewWindowRequestMap new_window_request_map_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserPluginGuest);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_GUEST_H_