kde5: remove older kde/tde plugins, and references to that

KDE4 is out of maintenance upstream since Nov. 2014, and binaries
provided by TDF have switched to KDE5 as the official backend.

Change-Id: I165465b56d3ba3a18912b203c06ae8fc6111c0c9
Reviewed-on: https://gerrit.libreoffice.org/60014
Reviewed-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>
Tested-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>

1 files changed, 4 insertions, 12 deletions

diff --git a/shell/source/backends/desktopbe/desktopbackend.cxx b/shell/source/backends/desktopbe/desktopbackend.cxx
index 8cfaefc9f9c9..0860bcd421a1 100644
--- a/shell/source/backends/desktopbe/desktopbackend.cxx
+++ b/shell/source/backends/desktopbe/desktopbackend.cxx
@@ -296,20 +296,12 @@ css::uno::Reference< css::uno::XInterface > createInstance(
         current->getValueByName("system.desktop-environment") >>= desktop;
     }
 
-    OUString sTK = Application::GetToolkitName();
-
     // Fall back to the default if the specific backend is not available:
     css::uno::Reference< css::uno::XInterface > backend;
-    if ( desktop == "KDE4" ) {
-        if (!(sTK.startsWith("qt5") || sTK.startsWith("kde5")))
-            backend = createBackend(
-                context,
-                "com.sun.star.configuration.backend.KDE4Backend");
-    } else if ( desktop == "KDE5" ) {
-        if (!(sTK.startsWith("kde4")))
-            backend = createBackend(
-                context,
-                "com.sun.star.configuration.backend.KDE5Backend");
+    if ( desktop == "KDE5" ) {
+        backend = createBackend(
+            context,
+            "com.sun.star.configuration.backend.KDE5Backend");
     }
     return backend.is()
         ? backend : static_cast< cppu::OWeakObject * >(new Default);