Bug 270092 [CellEditors] [cell editors] TextCellEditor should not specify minimum size
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/TextCellEditor.java
return new LayoutData();
    }
    /**
     * Return the modify listener.
     */
    private ModifyListener getModifyListener() {
        if (modifyListener == null) {
            modifyListener = new ModifyListener() {
                public void modifyText(ModifyEvent e) {
                    editOccured(e);
                }
            };
        }
        return modifyListener;
    }
    /**
     * Handles a default selection event from the text control by applying the editor
     * value and deactivating this cell editor.
     * 
     * @param event the selection event
     * 
     * @since 3.0
     */
    protected void handleDefaultSelection(SelectionEvent event) {
        
        fireApplyEditorValue();
        deactivate();
    }
    /**
     * The <code>TextCellEditor</code>  implementation of this