Fixed playing multiple files in the mediaplayer.

chrome/browser/extensions/extension_file_browser_private_api.cc

Index: chrome/browser/extensions/extension_file_browser_private_api.cc
diff --git a/chrome/browser/extensions/extension_file_browser_private_api.cc b/chrome/browser/extensions/extension_file_browser_private_api.cc
index eafd1130786db870773765a492837dbfe5d5a972..c442d9b7d8e482fcc32ead540a23816160e177a6 100644
--- a/chrome/browser/extensions/extension_file_browser_private_api.cc
+++ b/chrome/browser/extensions/extension_file_browser_private_api.cc
@@ -1056,7 +1056,9 @@ void ViewFilesFunction::GetLocalPathsResponseOnUIThread(
        iter != files.end();
        ++iter) {
     FileManagerUtil::ViewItem(*iter,
-                              *(internal_task_id.get()) == kEnqueueTaskId);
+                              *(internal_task_id.get()) == kEnqueueTaskId ||
+                                  // Start the first one, enqueue others.
+                                  iter != files.begin());
   }
   SendResponse(true);
 }