message: use failure::bail directly
diff: @@ -11,8 +11,6 @@ use std::ffi::OsString;
  use std::fs::metadata;
  use std::path::Path;
  -use failure::bail;
  -
  use crate::terminal::message;
  pub fn upload(namespace_id: &str, filename: &Path) -> Result<(), failure::Error> {
  @@ -20,9 +18,9 @@ pub fn upload(namespace_id: &str, filename: &Path) -> Result<(), failure::Error>
  Ok(ref file_type) if file_type.is_dir() => parse_directory(filename),
  Ok(_file_type) => {
  // any other file types (files, symlinks)
  - bail!("wrangler kv:bucket upload takes a directory",)
  + failure::bail!("wrangler kv:bucket upload takes a directory")
  }
  - Err(e) => bail!(e),
  + Err(e) => failure::bail!(e),
  };
  write_bulk(namespace_id, pairs?)
  @@ -39,12 +37,12 @@ pub fn delete(namespace_id: &str, filename: &Path) -> Result<(), failure::Error>
  }
  Ok(_) => {
  // any other file types (namely, symlinks)
  - bail!(
  + failure::bail!(
  "{} should be a file or directory, but is a symlink",
  filename.display()
  )
  }
  - Err(e) => bail!(e),
  + Err(e) => failure::bail!(e),
  };
  delete_bulk(namespace_id, keys?)
  