MiddlewareCommonMixin: removed code that is in GenericListMinix. (transferred from ManageIQ/manageiq@1ed4caf2a82591cb29f6803402494f01a16083bc)
MiddlewareCommonMixin: removed code that is in GenericListMinix.
(transferred from ManageIQ/manageiq@1ed4caf2a82591cb29f6803402494f01a16083bc)

ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic