Remove the HANDLED_EXTERNALLY status code.

content/browser/renderer_host/buffered_resource_handler.cc

Index: content/browser/renderer_host/buffered_resource_handler.cc
diff --git a/content/browser/renderer_host/buffered_resource_handler.cc b/content/browser/renderer_host/buffered_resource_handler.cc
index 6f0f2f74a02d7506683bc956687dc7c53d3883ed..4575441669b58a7f2afd455978cb5ddce4494397 100644
--- a/content/browser/renderer_host/buffered_resource_handler.cc
+++ b/content/browser/renderer_host/buffered_resource_handler.cc
@@ -15,6 +15,7 @@
 #include "content/browser/plugin_service_impl.h"
 #include "content/browser/renderer_host/resource_dispatcher_host_impl.h"
 #include "content/browser/renderer_host/resource_request_info_impl.h"
+#include "content/browser/renderer_host/resource_request_info_impl.h"
 #include "content/browser/renderer_host/x509_user_cert_resource_handler.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/content_browser_client.h"
@@ -211,6 +212,10 @@ void BufferedResourceHandler::Cancel() {
   controller()->Cancel();
 }
 
+void BufferedResourceHandler::CancelAndIgnore() {
+  controller()->CancelAndIgnore();
+}
+
 bool BufferedResourceHandler::ProcessResponse(bool* defer) {
   DCHECK_EQ(STATE_PROCESSING, state_);
 
@@ -351,7 +356,11 @@ bool BufferedResourceHandler::UseAlternateNextHandler(
   bool defer_ignored = false;
   next_handler_->OnResponseStarted(request_id, response_, &defer_ignored);
   DCHECK(!defer_ignored);
-  net::URLRequestStatus status(net::URLRequestStatus::HANDLED_EXTERNALLY, 0);
+  net::URLRequestStatus status(net::URLRequestStatus::CANCELED,
+                               net::ERR_ABORTED);
+  ResourceRequestInfoImpl* info =
+      ResourceRequestInfoImpl::ForRequest(request_);
+  info->set_ignored(true);
   next_handler_->OnResponseCompleted(request_id, status, std::string());
 
   // This is handled entirely within the new ResourceHandler, so just reset the