Make _inductor/fx_utils.py, _dynamo/utils.py pass follow_imports type…

…checking (#113722)

Summary:
X-link: pytorch/pytorch#113722
Approved by: https://github.com/lezcano

Reviewed By: huydhn

Differential Revision: D51418061

Pulled By: int3

fbshipit-source-id: 1784dab4e5a908b1c45543b8e8785abea87b217e

userbenchmark/dynamo/dynamobench/_dynamo/utils.py

@@ -1933,6 +1933,8 @@ def __call__(self, *args, **kwargs):
 def defake(x):
  if not isinstance(x, FakeTensor):
  return x
+ size: "torch._prims_common.ShapeType"
+ stride: "torch._prims_common.StrideType"
  if x._has_symbolic_sizes_strides:
  size = [
  s.node.shape_env.size_hint(s.node.expr)