[Differential] [Updated] D3958: [PackageLoader] Don't access invalid KPluginMetadata

[broulik (Kai Uwe Broulik)]

broulik updated the test plan for this revision.

REPOSITORY
  R290 KPackage

REVISION DETAIL
  https://phabricator.kde.org/D3958

EMAIL PREFERENCES
  https://phabricator.kde.org/settings/panel/emailpreferences/

To: broulik, #plasma, apol
Cc: plasma-devel, #frameworks, lesliezhai, ali-mohamed, jensreuterberg, abetts, 
sebas