fdo#62475 removed pointless comments

Change-Id: I3f5e86dba2df950aeb12c895f52d99274c0959aa
Reviewed-on: https://gerrit.libreoffice.org/5148
Reviewed-by: Luboš Luňák <l.lunak@suse.cz>
Tested-by: Luboš Luňák <l.lunak@suse.cz>

chart2/source/controller/dialogs/DataBrowserModel.cxx

@@ -17,7 +17,6 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
-
 #include "DataBrowserModel.hxx"
 #include "DialogModel.hxx"
 #include "ChartModelHelper.hxx"
@@ -58,7 +57,6 @@ using namespace ::com::sun::star;
 using ::com::sun::star::uno::Reference;
 using ::com::sun::star::uno::Sequence;
 
-
 namespace
 {
 OUString lcl_getRole(
@@ -80,7 +78,6 @@ OUString lcl_getRole(
     return aResult;
 }
 
-
 OUString lcl_getRole(
     const Reference< chart2::data::XLabeledDataSequence > & xLSeq )
 {
@@ -230,7 +227,6 @@ bool lcl_ShowCategoriesAsDataLabel( const Reference< chart2::XDiagram > & xDiagr
 namespace chart
 {
 
-
 struct DataBrowserModel::tDataColumn
 {
     ::com::sun::star::uno::Reference<