Use analyze_member_access instead of find_member (#11638)

Author: sobolevn

mypy/checker.py

@@ -512,7 +512,17 @@ def check_overlapping_overloads(self, defn: OverloadedFuncDef) -> None:
                     impl_type = inner_type
                 elif isinstance(inner_type, Instance):
                     inner_call = get_proper_type(
-                        find_member('__call__', inner_type, inner_type, is_operator=True)
+                        analyze_member_access(
+                            name='__call__',
+                            typ=inner_type,
+                            context=defn.impl,
+                            is_lvalue=False,
+                            is_super=False,
+                            is_operator=True,
+                            msg=self.msg,
+                            original_type=inner_type,
+                            chk=self,
+                        ),
                     )
                     if isinstance(inner_call, CallableType):
                         impl_type = inner_call

test-data/unit/check-overloading.test

@@ -5409,6 +5409,7 @@ def f_e(arg): ...
 
 class Bad2:
     def __getattr__(self, attr):
+        # __getattr__ is not called for implicit `__call__`
         if attr == "__call__":
             return lambda *a, **kw: print(a, kw)
         raise AttributeError