Persist download interrupt reason, both target and current paths, and url_chain.

content/test/net/url_request_slow_download_job.h

Index: content/test/net/url_request_slow_download_job.h
diff --git a/content/test/net/url_request_slow_download_job.h b/content/test/net/url_request_slow_download_job.h
index 5e4e76b81fcc05fb413b17c679fd0fa71c2d6b7c..02703b37cc86a7e8c9d0b683a38aecff72913520 100644
--- a/content/test/net/url_request_slow_download_job.h
+++ b/content/test/net/url_request_slow_download_job.h
@@ -24,6 +24,7 @@ class URLRequestSlowDownloadJob : public net::URLRequestJob {
   static const char kUnknownSizeUrl[];
   static const char kKnownSizeUrl[];
   static const char kFinishDownloadUrl[];
+  static const char kErrorDownloadUrl[];
 
   // Download sizes.
   static const int kFirstDownloadSize;
@@ -81,14 +82,17 @@ class URLRequestSlowDownloadJob : public net::URLRequestJob {
   // Mark all pending requests to be finished.  We keep track of pending
   // requests in |pending_requests_|.
   static void FinishPendingRequests();
+  static void ErrorPendingRequests();
   typedef std::set<URLRequestSlowDownloadJob*> SlowJobsSet;
   static base::LazyInstance<SlowJobsSet>::Leaky pending_requests_;
 
   void StartAsync();
 
   void set_should_finish_download() { should_finish_download_ = true; }
+  void set_should_error_download() { should_error_download_ = true; }
 
   int bytes_already_sent_;
+  bool should_error_download_;
   bool should_finish_download_;
   scoped_refptr<net::IOBuffer> buffer_;
   int buffer_size_;