Removed un-used halide_trace_no_event.
Removed un-used halide_trace_no_event.


Former-commit-id: e617c9c50dabb68543e22aae52ce2e1fdc2a7510
darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide