Internationalize the prefix of unconfirmed download file.

chrome/browser/ui/cocoa/download/download_item_mac.mm

Index: chrome/browser/ui/cocoa/download/download_item_mac.mm
diff --git a/chrome/browser/ui/cocoa/download/download_item_mac.mm b/chrome/browser/ui/cocoa/download/download_item_mac.mm
index f39cb96121cc23000a58fd6700848e0aa2c0cf5e..ab756ce851c3c8306bfdcbf1be0e44d47ed2d37b 100644
--- a/chrome/browser/ui/cocoa/download/download_item_mac.mm
+++ b/chrome/browser/ui/cocoa/download/download_item_mac.mm
@@ -35,7 +35,7 @@ void DownloadItemMac::OnDownloadUpdated(DownloadItem* download) {
   }
 
   if (download->GetUserVerifiedFilePath() != lastFilePath_) {
-    // Turns out the file path is "unconfirmed %d.crdownload" for dangerous
+    // Turns out the file path is "Unconfirmed %d.crdownload" for dangerous
     // downloads. When the download is confirmed, the file is renamed on
     // another thread, so reload the icon if the download filename changes.
     LoadIcon();