MutableRouteLineDynamicData    
    Provides a mutable representation of information needed to draw a route.
Parameters
baseExpressionProvider  
expression used to style the base of the line
casingExpressionProvider  
expression used to style the case of the line
trafficExpressionProvider  
expression used to style the congestion colors on the line
restrictedSectionExpressionProvider   
expression used to style the restricted sections on the line
trimOffset 
a value representing the section of the line that should be trimmed and made transparent. Null by default
trailExpressionProvider  
expression used to style the trail layer
trailCasingExpressionProvider   
expression used to style the trail casing layer