loplugin:redundantcast: const_cast to same type

Change-Id: I226413abb1e87fcb9de21a496b359dd7ef33761d

svx/source/gallery2/galbrws2.cxx

@@ -670,7 +670,7 @@ bool GalleryBrowser2::KeyInput( const KeyEvent& rKEvt, vcl::Window* pWindow )
         sal_uInt16          nExecuteId = 0;
         INetURLObject       aURL;
 
-        const_cast< GalleryTheme* >( mpCurTheme )->GetURL( nItemId - 1, aURL );
+        mpCurTheme->GetURL( nItemId - 1, aURL );
 
         const bool  bValidURL = ( aURL.GetProtocol() != INetProtocol::NotValid );
         bool        bPreview = bValidURL;

svx/source/svdraw/svdmrkv1.cxx

@@ -475,7 +475,7 @@ bool SdrMarkView::PickGluePoint(const Point& rPnt, SdrObject*& rpObj, sal_uInt16
     if (!IsGluePointEditMode()) return false;
     bool bBack(nOptions & SdrSearchOptions::BACKWARD);
     bool bNext(nOptions & SdrSearchOptions::NEXT);
-    OutputDevice* pOut=const_cast<OutputDevice*>(pActualOutDev.get());
+    OutputDevice* pOut=pActualOutDev.get();
     if (pOut==NULL) pOut=GetFirstOutputDevice();
     if (pOut==NULL) return false;
     SortMarkedObjects();

svx/source/svdraw/svdoole2.cxx

@@ -933,7 +933,7 @@ bool SdrOle2Obj::UpdateLinkURL_Impl()
             sfx2::LinkManager::GetDisplayNames( mpImpl->mpObjectLink, 0, &aNewLinkURL, 0, 0 );
             if ( !aNewLinkURL.equalsIgnoreAsciiCase( mpImpl->maLinkURL ) )
             {
-                const_cast<SdrOle2Obj*>(this)->GetObjRef_Impl();
+                GetObjRef_Impl();
                 uno::Reference<embed::XCommonEmbedPersist> xPersObj( mpImpl->mxObjRef.GetObject(), uno::UNO_QUERY );
                 OSL_ENSURE( xPersObj.is(), "The object must exist!\n" );
                 if ( xPersObj.is() )