Adding missing API availability assertion.
Adding missing API availability assertion.

JerryScript-DCO-1.0-Signed-off-by: Ruben Ayrapetyan r.ayrapetyan@samsung.com

akosthekiss/jerryscript,slaff/jerryscript,gabrielschulhof/jerryscript,zherczeg/jerryscript,grgustaf/jerryscript,jack60504/jerryscript,jerryscript-project/jerryscript,robertsipka/jerryscript,gabrielschulhof/jerryscript,akosthekiss/jerryscript,bsdelf/jerryscript,LaszloLango/jerryscript,martijnthe/jerryscript,robertsipka/jerryscript,gabrielschulhof/jerryscript,dbatyai/jerryscript,akosthekiss/jerryscript,glistening/jerryscript,grgustaf/jerryscript,grgustaf/jerryscript,LaszloLango/jerryscript,LaszloLango/jerryscript,bsdelf/jerryscript,yichoi/jerryscript,martijnthe/jerryscript,martijnthe/jerryscript,glistening/jerryscript,zherczeg/jerryscript,robertsipka/jerryscript,LeeHayun/jerryscript,dbatyai/jerryscript,tilmannOSG/jerryscript,jerryscript-project/jerryscript,jack60504/jerryscript,jerryscript-project/jerryscript,loki04/jerryscript,robertsipka/jerryscript,bzsolt/jerryscript,LeeHayun/jerryscript,loki04/jerryscript,bsdelf/jerryscript,jack60504/jerryscript,LeeHayun/jerryscript,jack60504/jerryscript,martijnthe/jerryscript,akosthekiss/jerryscript,zherczeg/jerryscript,robertsipka/jerryscript,slaff/jerryscript,bsdelf/jerryscript,dbatyai/jerryscript,yichoi/jerryscript,martijnthe/jerryscript,yichoi/jerryscript,slaff/jerryscript,LaszloLango/jerryscript,loki04/jerryscript,yichoi/jerryscript,bzsolt/jerryscript,LeeHayun/jerryscript,bzsolt/jerryscript,tilmannOSG/jerryscript,robertsipka/jerryscript,slaff/jerryscript,LeeHayun/jerryscript,loki04/jerryscript,glistening/jerryscript,loki04/jerryscript,bsdelf/jerryscript,gabrielschulhof/jerryscript,loki04/jerryscript,martijnthe/jerryscript,LaszloLango/jerryscript,tilmannOSG/jerryscript,bzsolt/jerryscript,glistening/jerryscript,bsdelf/jerryscript,akosthekiss/jerryscript,gabrielschulhof/jerryscript,jerryscript-project/jerryscript,slaff/jerryscript,jack60504/jerryscript,zherczeg/jerryscript,grgustaf/jerryscript,glistening/jerryscript,dbatyai/jerryscript,tilmannOSG/jerryscript,zherczeg/jerryscript,tilmannOSG/jerryscript,yichoi/jerryscript,grgustaf/jerryscript,jerryscript-project/jerryscript,bzsolt/jerryscript,jack60504/jerryscript,dbatyai/jerryscript,grgustaf/jerryscript,glistening/jerryscript