Give IR nodes better constructor names so that they appear nicer in the profiler and the debugger.
Give IR nodes better constructor names so that they appear nicer in the profiler and the debugger.

tschneidereit/shumway,mozilla/shumway,yurydelendik/shumway,mbebenita/shumway,mozilla/shumway,yurydelendik/shumway,tschneidereit/shumway,mbebenita/shumway,yurydelendik/shumway,mozilla/shumway,tschneidereit/shumway,yurydelendik/shumway,yurydelendik/shumway,mbebenita/shumway,tschneidereit/shumway,mozilla/shumway,mbebenita/shumway,tschneidereit/shumway,tschneidereit/shumway,mozilla/shumway,yurydelendik/shumway,yurydelendik/shumway,mbebenita/shumway,tschneidereit/shumway,mozilla/shumway,tschneidereit/shumway,yurydelendik/shumway,mbebenita/shumway,mbebenita/shumway,mozilla/shumway,mbebenita/shumway,mozilla/shumway