Fix file access on Chrome for ChromeOS on Linux

net/url_request/url_request_file_job.h

Index: net/url_request/url_request_file_job.h
diff --git a/net/url_request/url_request_file_job.h b/net/url_request/url_request_file_job.h
index 0c250f843bfb84e076bd212013b9c3768ad8d693..823550aa7827887f73cbc7101a3763f61dc19336 100644
--- a/net/url_request/url_request_file_job.h
+++ b/net/url_request/url_request_file_job.h
@@ -53,6 +53,12 @@ class NET_EXPORT URLRequestFileJob : public URLRequestJob {
   FilePath file_path_;
 
  private:
+  // Tests to see if access to |path| is allowed. If g_allow_file_access_ is
+  // true, then this will return true. If the NetworkDelegate associated with
+  // the |request| says it's OK, then this will also return true.
+  static bool IsFileAccessAllowed(const URLRequest& request,
+                                  const FilePath& path);
+
   // Callback after fetching file info on a background thread.
   void DidResolve(bool exists, const base::PlatformFileInfo& file_info);