NFSPermissionContext: Remove redundant statement + update comment

- Comment updated to reflect change to PathInfo from base::FilePath

Bug: N/A
Change-Id: I5a57fdec71f0b69548a7b4763b38109a3e57a838
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2556458
Commit-Queue: Marijn Kruisselbrink <mek@chromium.org>
Reviewed-by: Marijn Kruisselbrink <mek@chromium.org>
Cr-Commit-Position: refs/heads/master@{#831213}

chrome/browser/native_file_system/chrome_native_file_system_permission_context.cc

@@ -479,8 +479,7 @@ ChromeNativeFileSystemPermissionContext::GetLastPickedDirectory(
 ChromeNativeFileSystemPermissionContext::PathInfo
 ChromeNativeFileSystemPermissionContext::GetDefaultDirectory() {
   PathInfo path_info;
-  path_info.type = PathType::kLocal;
-  // On failure, |default_path| will remain empty.
+  // On failure, |path_info.path| will remain empty.
   base::PathService::Get(chrome::DIR_USER_DOCUMENTS, &path_info.path);
   return path_info;
 }