Populate the response blob for finished Background Fetches

content/public/test/fake_download_item.cc

Index: content/public/test/fake_download_item.cc
diff --git a/content/public/test/fake_download_item.cc b/content/public/test/fake_download_item.cc
index d9a333979dde71e0ac00d48818ac40dbba0d309d..7e9fe03d9a1060c56acb05f0eddc043e8d5cb93f 100644
--- a/content/public/test/fake_download_item.cc
+++ b/content/public/test/fake_download_item.cc
@@ -69,6 +69,14 @@ const GURL& FakeDownloadItem::GetURL() const {
   return url_;
 }
 
+void FakeDownloadItem::SetUrlChain(const std::vector<GURL>& url_chain) {
+  url_chain_ = url_chain;
+}
+
+const std::vector<GURL>& FakeDownloadItem::GetUrlChain() const {
+  return url_chain_;
+}
+
 void FakeDownloadItem::SetLastReason(DownloadInterruptReason last_reason) {
   last_reason_ = last_reason;
 }
@@ -206,11 +214,6 @@ bool FakeDownloadItem::IsDone() const {
   return true;
 }
 
-const std::vector<GURL>& FakeDownloadItem::GetUrlChain() const {
-  NOTREACHED();
-  return dummy_url_vector;
-}
-
 const GURL& FakeDownloadItem::GetReferrerUrl() const {
   NOTREACHED();
   return dummy_url;