use standard css namespace prefix

Change-Id: I820faaa0dac1707f3224b981dae0bc6be5894503

include/sfx2/sidebar/Tools.hxx

@@ -31,9 +31,6 @@
 #include <com/sun/star/util/URL.hpp>
 
 
-namespace cssu = ::com::sun::star::uno;
-
-
 namespace sfx2 { namespace sidebar {
 
 class SFX2_DLLPUBLIC Tools
@@ -42,22 +39,22 @@ public:
     static Image GetImage (
         const ::rtl::OUString& rsImageURL,
         const ::rtl::OUString& rsHighContrastImageURL,
-        const cssu::Reference<css::frame::XFrame>& rxFrame);
+        const css::uno::Reference<css::frame::XFrame>& rxFrame);
 
     static Image GetImage (
         const ::rtl::OUString& rsURL,
-        const cssu::Reference<css::frame::XFrame>& rxFrame);
+        const css::uno::Reference<css::frame::XFrame>& rxFrame);
 
     static css::awt::Gradient VclToAwtGradient (const Gradient aGradient);
     static Gradient AwtToVclGradient (const css::awt::Gradient aGradient);
 
     static css::util::URL GetURL (const ::rtl::OUString& rsCommand);
-    static cssu::Reference<css::frame::XDispatch> GetDispatch (
-        const cssu::Reference<css::frame::XFrame>& rxFrame,
+    static css::uno::Reference<css::frame::XDispatch> GetDispatch (
+        const css::uno::Reference<css::frame::XFrame>& rxFrame,
         const css::util::URL& rURL);
 
     static ::rtl::OUString GetModuleName (
-        const cssu::Reference<css::frame::XFrame>& rxFrame);
+        const css::uno::Reference<css::frame::XFrame>& rxFrame);
 };