Dont do unnecessary data copying - costly for large data
Dont do unnecessary data copying - costly for large data

Signed-off-by: Adam Abeshouse <abeshoua@mskcc.org>

Former-commit-id: 217d6242af3f3668bf91b35a4afcfba30ab0573d
cBioPortal/cbioportal-frontend,alisman/cbioportal-frontend,alisman/cbioportal-frontend,alisman/cbioportal-frontend,cBioPortal/cbioportal-frontend,cBioPortal/cbioportal-frontend,cBioPortal/cbioportal-frontend,cBioPortal/cbioportal-frontend,alisman/cbioportal-frontend,cBioPortal/cbioportal-frontend,alisman/cbioportal-frontend,alisman/cbioportal-frontend