Cargo update

Remove `rustc-ap-rustc_errors` from dependencies since it
is re-exported from `rustc-ap-syntax`.

Author: topecongiro

Cargo.lock

@@ -47,7 +47,6 @@ getopts = "0.2"
 derive-new = "0.5"
 cargo_metadata = "0.5.1"
 rustc-ap-syntax = "67.0.0"
-rustc-ap-rustc_errors = "67.0.0"
 
 [dev-dependencies]
 lazy_static = "1.0.0"

Cargo.toml

@@ -20,7 +20,6 @@ extern crate itertools;
 #[macro_use]
 extern crate log;
 extern crate regex;
-extern crate rustc_errors as errors;
 extern crate serde;
 #[macro_use]
 extern crate serde_derive;
@@ -39,8 +38,8 @@ use std::path::PathBuf;
 use std::rc::Rc;
 use std::time::Duration;
 
-use errors::{DiagnosticBuilder, Handler};
-use errors::emitter::{ColorConfig, EmitterWriter};
+use syntax::errors::{DiagnosticBuilder, Handler};
+use syntax::errors::emitter::{ColorConfig, EmitterWriter};
 use syntax::ast;
 use syntax::codemap::{CodeMap, FilePathMapping};
 pub use syntax::codemap::FileName;