use enum right away

Change-Id: I6a9469e9fde9a22c7a1c83c7e98e047a2db583bf

sw/inc/unostyle.hxx

@@ -109,7 +109,7 @@ class SwXStyleFamily : public cppu::WeakImplHelper
 
     SwXStyle*               _FindStyle(const OUString& rStyleName) const;
 public:
-    SwXStyleFamily(SwDocShell* pDocShell, sal_uInt16 nFamily);
+    SwXStyleFamily(SwDocShell* pDocShell, const SfxStyleFamily eFamily);
     virtual ~SwXStyleFamily();
 
     //XIndexAccess

sw/source/core/unocore/unostyle.cxx

@@ -290,8 +290,8 @@ public:
     SwDoc* getDoc() const { return pDoc; }
 };
 
-SwXStyleFamily::SwXStyleFamily(SwDocShell* pDocSh, sal_uInt16 nFamily) :
-        m_eFamily((SfxStyleFamily)nFamily),
+SwXStyleFamily::SwXStyleFamily(SwDocShell* pDocSh, const SfxStyleFamily eFamily) :
+        m_eFamily(eFamily),
         m_pBasePool(pDocSh->GetStyleSheetPool()),
         m_pDocShell(pDocSh)
 {