Fix error handling when download of component updates fails. This line was...

Fix error handling when download of component updates fails. This line was lost during refactoring of error handling for issue 15908002.

Added missing crx->diff_update_failed = true;


BUG=245318

Review URL: https://chromiumcodereview.appspot.com/17551012

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@208056 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/component_updater/component_updater_service.cc

@@ -880,6 +880,7 @@ void CrxUpdateService::OnURLFetchComplete(const net::URLFetcher* source,
 
   if (source->FileErrorOccurred(&error_code) || !FetchSuccess(*source)) {
     if (crx->status == CrxUpdateItem::kDownloadingDiff) {
+      crx->diff_update_failed = true;
       size_t count = ChangeItemStatus(CrxUpdateItem::kDownloadingDiff,
                                       CrxUpdateItem::kCanUpdate);
       DCHECK_EQ(count, 1ul);