Fix a pair of ResourceLoader cancellation/error bugs.

net/url_request/url_request_test_job.h

Index: net/url_request/url_request_test_job.h
diff --git a/net/url_request/url_request_test_job.h b/net/url_request/url_request_test_job.h
index 162d5094aa22b75f48c9c97e80c2a657c7f5cc8e..0f327236848a4dec9e0d2ccd2b675368968ac3c6 100644
--- a/net/url_request/url_request_test_job.h
+++ b/net/url_request/url_request_test_job.h
@@ -69,6 +69,7 @@ class NET_EXPORT_PRIVATE URLRequestTestJob : public URLRequestJob {
   static GURL test_url_3();
   static GURL test_url_4();
   static GURL test_url_error();
+  static GURL test_url_redirect_to_url_1();
   static GURL test_url_redirect_to_url_2();

[mmenke, 2016/12/01 16:37:18]

It's not documented here, but we can't use test_url_redirect_to_url_2() because
test_url_2() blocks after each callback, and needs to be explicitly resumed
repeatedly.  (I really hate this class, and want to eventually get rid of it,
but have never had time to do so)

 
   // The data that corresponds to each of the URLs above
@@ -83,6 +84,9 @@ class NET_EXPORT_PRIVATE URLRequestTestJob : public URLRequestJob {
   // The headers for a redirect response
   static std::string test_redirect_headers();
 
+  // The headers for a redirect response to the first test url.
+  static std::string test_redirect_to_url_1_headers();
+
   // The headers for a redirect response to the second test url.
   static std::string test_redirect_to_url_2_headers();