code: protected I_CmsGalleryServiceAsync getGalleryService() {
  
          if (m_gallerySvc == null) {
              m_gallerySvc = GWT.create(I_CmsGalleryService.class);
              String serviceUrl = CmsCoreProvider.get().link("org.opencms.ade.galleries.CmsGalleryService.gwt");
              ((ServiceDefTarget)m_gallerySvc).setServiceEntryPoint(serviceUrl);
          }
          return m_gallerySvc;
      }
docs: Returns the gallery service instance.<p>
  
  @return the gallery service instance