paraview: remove unused plugin install blocks

Nothing set the variables which these expected.

projects/unix/paraview.bundle.cmake

@@ -8,19 +8,6 @@ include(paraview.bundle.common)
 set(paraview_component ParaView)
 include(paraview.bundle.unix)
 
-# Other miscellaneous dependencies.
-if (qt4_built_by_superbuild OR qt5_built_by_superbuild)
-  # TODO: get a list of Qt plugins.
-  # TODO: where do these go?
-  foreach (qt_plugin IN LISTS qt_plugins)
-    superbuild_unix_install_plugin("${qt_plugin}.so"
-      "lib/paraview-${paraview_version}"
-      "lib/paraview-${paraview_version}"
-      SEARCH_DIRECTORIES "${library_paths}"
-      LOCATION           "lib/paraview-${paraview_version}")
-  endforeach ()
-endif ()
-
 if (paraview_has_gui)
   install(
     DIRECTORY   "${superbuild_install_location}/share/appdata"

projects/win32/paraview.bundle.cmake

@@ -105,15 +105,6 @@ if (paraviewweb_enabled)
     COMPONENT   "superbuild")
 endif ()
 
-if (qt4_built_by_superbuild OR qt5_built_by_superbuild)
-  # TODO: get a list of Qt plugins.
-  foreach (qt_plugin IN LISTS qt_plugins)
-    superbuild_windows_install_plugin("${qt_plugin}.dll"
-      "bin"
-      "${library_paths}")
-  endforeach ()
-endif ()
-
 foreach (qt4_plugin_path IN LISTS qt4_plugin_paths)
   get_filename_component(qt4_plugin_group "${qt4_plugin_paths}" DIRECTORY)
   get_filename_component(qt4_plugin_group "${qt4_plugin_group}" NAME)