loplugin:casttovoid: cppuhelper

Change-Id: I70a8f00b5ec9d100185d2865bcf54ce96c93adc3

cppuhelper/source/propshlp.cxx

@@ -453,7 +453,6 @@ void OPropertySetHelper::setDependentFastPropertyValue( sal_Int32 i_handle, cons
     // a good idea. The caller is responsible for not invoking this for constrained properties.
     OSL_ENSURE( ( nAttributes & PropertyAttribute::CONSTRAINED ) == 0,
         "OPropertySetHelper::setDependentFastPropertyValue: not to be used for constrained properties!" );
-    (void)nAttributes;
 
     // actually set the new value
     try

include/cppuhelper/weak.hxx

@@ -106,17 +106,13 @@ public:
         {}
 #endif
     /** Dummy copy constructor.  Set the reference count to zero.
-
-        @param rObj dummy param
     */
-    OWeakObject( const OWeakObject & rObj )
+    OWeakObject( const OWeakObject & )
         : css::uno::XWeak()
         , m_refCount( 0 )
         , m_pWeakConnectionPoint( NULL )
         , m_pReserved(NULL)
-        {
-            (void) rObj;
-        }
+        {}
     /** Dummy assignment operator. Does not affect reference count.
 
         @return this OWeakObject