nl_tokens: find the best matching icon for a given density or size
pl_tokens: function ( <mask> , icon_size ) { // do I have a platform icon for that density already var density = icon . density || sizeToDensityMap [ icon_size ] ; if ( ! density ) { // invalid icon defition ( or unsupported size) return ; } var previous = android_icons [ density ] ; if ( previous && previous . platform ) { return ; } android_icons [ density ] = icon ; }