use SimpleReferenceObject in svx module

to replace hand-rolled version

Change-Id: I084a21161ae44991199fbd2b12d61dcb7d592408

svx/source/form/fmscriptingenv.cxx

@@ -148,7 +148,6 @@ namespace svxform
 
     private:
         ::osl::Mutex            m_aMutex;
-        oslInterlockedCount     m_refCount;
         ListenerImplementation  m_pScriptListener;
         FmFormModel&            m_rFormModel;
         bool                    m_bDisposed;
@@ -165,10 +164,6 @@ namespace svxform
         virtual void revokeEventAttacherManager( const Reference< XEventAttacherManager >& _rxManager ) SAL_OVERRIDE;
         virtual void dispose() SAL_OVERRIDE;
 
-        // IReference
-        virtual oslInterlockedCount SAL_CALL acquire() SAL_OVERRIDE;
-        virtual oslInterlockedCount SAL_CALL release() SAL_OVERRIDE;
-
     private:
         void impl_registerOrRevoke_throw( const Reference< XEventAttacherManager >& _rxManager, bool _bRegister );
     };
@@ -804,8 +799,7 @@ namespace svxform
 
 
     FormScriptingEnvironment::FormScriptingEnvironment( FmFormModel& _rModel )
-        :m_refCount( 0 )
-        ,m_pScriptListener( NULL )
+        :m_pScriptListener( NULL )
         ,m_rFormModel( _rModel )
         ,m_bDisposed( false )
     {
@@ -856,23 +850,6 @@ namespace svxform
     }
 
 
-    oslInterlockedCount SAL_CALL FormScriptingEnvironment::acquire()
-    {
-        return osl_atomic_increment( &m_refCount );
-    }
-
-
-    oslInterlockedCount SAL_CALL FormScriptingEnvironment::release()
-    {
-        if ( 0 == osl_atomic_decrement( &m_refCount ) )
-        {
-           delete this;
-           return 0;
-        }
-        return m_refCount;
-    }
-
-
     IFormScriptingEnvironment::~IFormScriptingEnvironment()
     {
     }

svx/source/inc/fmscriptingenv.hxx

@@ -22,6 +22,7 @@
 
 #include <com/sun/star/script/XEventAttacherManager.hpp>
 #include <rtl/ref.hxx>
+#include <salhelper/simplereferenceobject.hxx>
 
 class FmFormModel;
 
@@ -35,7 +36,7 @@ namespace svxform
     /** describes the interface implemented by a component which handles scripting requirements
         in a form/control environment.
     */
-    class SAL_NO_VTABLE IFormScriptingEnvironment : public ::rtl::IReference
+    class SAL_NO_VTABLE IFormScriptingEnvironment : public ::salhelper::SimpleReferenceObject
     {
     public:
         /** registers an XEventAttacherManager whose events should be monitored and handled