Remove benchmark of inductor internal launch latency

Summary:
This launch path apparently changes a lot (see D56642231,
pytorch/pytorch#124592).  A regression will show up in
other benchmarks, so let's just remove this one to save the maintenance hassle.

Reviewed By: masnesral

Differential Revision: D56671375

fbshipit-source-id: 509a39544f7750e0197da0c1cbaec307cba9cd75

torchbenchmark/operators/launch_latency/operator.py

@@ -8,16 +8,8 @@
  register_benchmark,
  register_metric,
 )
-
-from .async_compilation import inductor_nop, inductor_nop_args
 from .kernels import nop_kernel, nop_with_args_kernel, trivial_add_kernel
 
-try:
- from torch._inductor.runtime import triton_heuristics
-except ImportError:
- # TODO(jansel): delete this case once D56408511 lands
- from torch._inductor import triton_heuristics
-
 
 class Operator(BenchmarkOperator):
  DEFAULT_METRICS = ["walltime"]
@@ -59,16 +51,6 @@ def nop_triton_compiled_kernel_run(self, *args):
  1, 1, 1, 1, 1, 1, 1, 1, 0, 0, function, None, None, metadata, *args
  )
 
- @register_benchmark()
- def nop_inductor_kernel_run(self, *args):
- stream = get_raw_stream(0)
- grid = triton_heuristics.grid(1)
-
- if len(args) == 0:
- return lambda: inductor_nop.run(1, grid=grid, stream=stream)
- args = args[:-5]
- return lambda: inductor_nop_args.run(*args, grid=grid, stream=stream)
-
  @register_benchmark()
  def nop_inductor_kernel(self, *args):
  return lambda: trivial_add_kernel(*args)