Remove unnecessary macro from cli/ops/tty.rs (denoland#4254)

It contains a clippy issue, and there's no need for this macro anyway.

cli/ops/tty.rs

@@ -39,17 +39,6 @@ pub fn init(i: &mut Isolate, s: &State) {
  i.register_op("op_isatty", s.core_op(json_op(s.stateful_op(op_isatty))));
 }
 
-#[cfg(windows)]
-macro_rules! wincheck {
- ($funcall:expr) => {{
- let rc = unsafe { $funcall };
- if rc == 0 {
- Err(OpError::from(std::io::Error::last_os_error()))?;
- }
- rc
- }};
-}
-
 #[derive(Deserialize)]
 struct SetRawArgs {
  rid: u32,
@@ -73,6 +62,7 @@ pub fn op_set_raw(
  #[cfg(windows)]
  {
  use std::os::windows::io::AsRawHandle;
+ use winapi::shared::minwindef::FALSE;
  use winapi::um::{consoleapi, handleapi};
 
  let state = state_.borrow_mut();
@@ -100,13 +90,19 @@ pub fn op_set_raw(
  return Err(OpError::other("null handle".to_owned()));
  }
  let mut original_mode: DWORD = 0;
- wincheck!(consoleapi::GetConsoleMode(handle, &mut original_mode));
+ if unsafe { consoleapi::GetConsoleMode(handle, &mut original_mode) }
+ == FALSE
+ {
+ return Err(OpError::from(std::io::Error::last_os_error()));
+ }
  let new_mode = if is_raw {
  original_mode & !RAW_MODE_MASK
  } else {
  original_mode | RAW_MODE_MASK
  };
- wincheck!(consoleapi::SetConsoleMode(handle, new_mode));
+ if unsafe { consoleapi::SetConsoleMode(handle, new_mode) } == FALSE {
+ return Err(OpError::from(std::io::Error::last_os_error()));
+ }
 
  Ok(JsonOp::Sync(json!({})))
  }