loplugin:stringconstant: handle OUString+=OUString(literal)

Change-Id: I0d1d7f598a0c61d36d72f9d51cccdcd1071c30b6

sd/source/core/drawdoc3.cxx

@@ -112,7 +112,8 @@ void InsertBookmarkAsPage_FindDuplicateLayouts::operator()( SdDrawDocument& rDoc
             // about this
             if( bRenameDuplicates && aTest != OUString( SdResId( STR_LAYOUT_DEFAULT_NAME ) ) && pTestPage->getHash() != pBMMPage->getHash() )
             {
-                pBookmarkDoc->RenameLayoutTemplate( pBMMPage->GetLayoutName(), OUString(pBMMPage->GetName())+=OUString("_") );
+                pBookmarkDoc->RenameLayoutTemplate(
+                    pBMMPage->GetLayoutName(), pBMMPage->GetName() + "_");
                 aLayout = pBMMPage->GetName();
 
                 break;

sd/source/ui/animations/CustomAnimationPane.cxx

@@ -520,8 +520,7 @@ void CustomAnimationPane::updateControls()
 
         if( !aUIName.isEmpty() )
         {
-            aTemp += OUString( (sal_Unicode)' ' );
-            aTemp += aUIName;
+            aTemp += " " + aUIName;
             mpFTEffect->SetText( aTemp );
         }
 

sd/source/ui/annotations/annotationtag.cxx

@@ -517,9 +517,9 @@ BitmapEx AnnotationTag::CreateAnnotationBitmap( bool bSelected )
 {
     ScopedVclPtrInstance< VirtualDevice > pVDev;
 
-    OUString sAuthor( getInitials( mxAnnotation->getAuthor() ) );
-    sAuthor += OUString( ' ' );
-    sAuthor += OUString::number( mnIndex );
+    OUString sAuthor(
+        getInitials(mxAnnotation->getAuthor()) + " "
+        + OUString::number(mnIndex));
 
     pVDev->SetFont( mrFont );
 

sd/source/ui/dlg/tpaction.cxx

@@ -844,8 +844,7 @@ OUString SdTPAction::GetEditText( bool bFullDocDestination )
         OUString aTmpStr( m_pLbTreeDocument->GetSelectEntry() );
         if( !aTmpStr.isEmpty() )
         {
-            aStr += OUString(DOCUMENT_TOKEN);
-            aStr += aTmpStr;
+            aStr += OUStringLiteral1<DOCUMENT_TOKEN>() + aTmpStr;
         }
     }
 

sd/source/ui/func/fuprobjs.cxx

@@ -127,9 +127,8 @@ void FuPresentationObjects::DoExecute( SfxRequest& )
         else
         {
             ePO = (PresentationObjects) ( PO_OUTLINE_1 + nDepth - 1 );
-            aStyleName += SD_RESSTR(STR_LAYOUT_OUTLINE);
-            aStyleName += OUString(' ') ;
-            aStyleName += OUString::number( nDepth ) ;
+            aStyleName += SD_RESSTR(STR_LAYOUT_OUTLINE) + " "
+                + OUString::number(nDepth);
         }
 
         SfxStyleSheetBasePool* pStyleSheetPool = mpDocSh->GetStyleSheetPool();