[Downloads] Add more browsertests for resumption.

content/browser/download/download_browsertest.cc

Index: content/browser/download/download_browsertest.cc
diff --git a/content/browser/download/download_browsertest.cc b/content/browser/download/download_browsertest.cc
index fc446992a1776412da33d01d72be006e25edf893..ed58d11cda9b78b99e914ac828505dd9423a08e2 100644
--- a/content/browser/download/download_browsertest.cc
+++ b/content/browser/download/download_browsertest.cc
@@ -1131,6 +1131,8 @@ IN_PROC_BROWSER_TEST_F(DownloadContentTest,
     {DownloadItem::IN_PROGRESS, GetSafeBufferChunk()},
     // Server precondition fail.
     {DownloadItem::INTERRUPTED, GetSafeBufferChunk()},
+    // Resumption.
+    {DownloadItem::INTERRUPTED, 0},
     // Notification of successful restart.
     {DownloadItem::IN_PROGRESS, 0},
     // Completion.
@@ -1228,7 +1230,9 @@ IN_PROC_BROWSER_TEST_F(DownloadContentTest, ResumeWithDeletedFile) {
     {DownloadItem::IN_PROGRESS, GetSafeBufferChunk()},
     // Error because file isn't there.
     {DownloadItem::INTERRUPTED, GetSafeBufferChunk()},
-    // Restart
+    // Resuming.
+    {DownloadItem::INTERRUPTED, 0},
+    // Restart.
     {DownloadItem::IN_PROGRESS, 0},
     // Completion.
     {DownloadItem::COMPLETE, GetSafeBufferChunk() * 3},