[Download Notification] Refine retry logic when interrupted or cancelled

chrome/browser/download/download_commands.cc

Index: chrome/browser/download/download_commands.cc
diff --git a/chrome/browser/download/download_commands.cc b/chrome/browser/download/download_commands.cc
index d571907609d85bbe39e03578f2b094781e295a14..52bfe0e931d04a2d17c396af546e45af6d0e2829 100644
--- a/chrome/browser/download/download_commands.cc
+++ b/chrome/browser/download/download_commands.cc
@@ -40,7 +40,6 @@ int DownloadCommands::GetCommandIconId(Command command) const {
       return IDR_DOWNLOAD_NOTIFICATION_MENU_RESUME;
     case SHOW_IN_FOLDER:
       return IDR_DOWNLOAD_NOTIFICATION_MENU_FOLDER;
-    case RETRY:
     case KEEP:
       return IDR_DOWNLOAD_NOTIFICATION_MENU_DOWNLOAD;
     case DISCARD:
@@ -103,7 +102,6 @@ bool DownloadCommands::IsCommandEnabled(Command command) const {
     case KEEP:
     case LEARN_MORE_SCANNING:
     case LEARN_MORE_INTERRUPTED:
-    case RETRY:
       return true;
   }
   NOTREACHED();
@@ -133,7 +131,6 @@ bool DownloadCommands::IsCommandChecked(Command command) const {
     case CANCEL:
     case DISCARD:
     case KEEP:
-    case RETRY:
     case LEARN_MORE_SCANNING:
     case LEARN_MORE_INTERRUPTED:
       return false;
@@ -216,13 +213,6 @@ void DownloadCommands::ExecuteCommand(Command command) {
     case RESUME:
       download_item_->Resume();
       break;
-    case RETRY:
-      if (download_item_->CanResume()) {
-        download_item_->Resume();
-      } else {
-        // TODO(yoshiki): Implement retry logic.
-      }
-      break;
   }
 }