Replace wxDataViewCtrl::StartEditor() with EditItem().

This is more consistent with other wxDVC methods (taking column pointer
as its argument) and other DVC-like classes where the name EditLabel()
is used for similar purposes.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@70377 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

interface/wx/dataview.h

@@ -997,6 +997,17 @@ public:
     */
     virtual bool DeleteColumn(wxDataViewColumn* column);
 
+    /**
+        Programmatically starts editing given cell of @a item.
+
+        Doesn't do anything if the item or this column is not editable.
+
+        @note Currently not implemented in wxOSX/Carbon.
+
+        @since 2.9.4
+    */
+    virtual void EditItem(const wxDataViewItem& item, const wxDataViewColumn *column);
+
     /**
        Enable drag operations using the given @a format.
     */
@@ -1213,14 +1224,6 @@ public:
     */
     virtual void SetSelections(const wxDataViewItemArray& sel);
 
-    /** 
-        Programmatically starts editing the given item on the given column.
-        Currently not implemented on wxOSX Carbon.
-        @since 2.9.2
-    */
-    
-    virtual void StartEditor(const wxDataViewItem & item, unsigned int column);
-
     /**
         Unselect the given item.
     */