Revert "Fixing deref and comparison for uint32-represented ecma-strings."
Revert "Fixing deref and comparison for uint32-represented ecma-strings."

This reverts commit c3adae65625c4fcf25049a3a67e1f1862b443c35.

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