boost->std

Change-Id: I26a4ac92e05f4c6ee46f32acb59fcd39d7dc2ac4
Reviewed-on: https://gerrit.libreoffice.org/18890Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
Tested-by: Stephan Bergmann <sbergman@redhat.com>

sd/source/ui/inc/ViewShellBase.hxx

@@ -234,7 +234,7 @@ protected:
 
 private:
     class Implementation;
-    ::boost::scoped_ptr<Implementation> mpImpl;
+    std::unique_ptr<Implementation> mpImpl;
     DrawDocShell* mpDocShell;
     SdDrawDocument* mpDocument;