Update to use new librustc_error_codes library

src/librustc_parse/parser/diagnostics.rs

@@ -18,6 +18,8 @@ use syntax_pos::{Span, DUMMY_SP, MultiSpan, SpanSnippetError};
 use log::{debug, trace};
 use std::mem;
 
+use rustc_error_codes::*;
+
 const TURBOFISH: &'static str = "use `::<...>` instead of `<...>` to specify type arguments";
 
 /// Creates a placeholder argument.

src/librustc_parse/parser/mod.rs

@@ -37,6 +37,8 @@ use std::borrow::Cow;
 use std::{cmp, mem, slice};
 use std::path::PathBuf;
 
+use rustc_error_codes::*;
+
 bitflags::bitflags! {
     struct Restrictions: u8 {
         const STMT_EXPR         = 1 << 0;

src/librustc_parse/parser/ty.rs

@@ -14,6 +14,8 @@ use syntax_pos::symbol::kw;
 
 use errors::{PResult, Applicability, pluralize};
 
+use rustc_error_codes::*;
+
 /// Returns `true` if `IDENT t` can start a type -- `IDENT::a::b`, `IDENT<u8, u8>`,
 /// `IDENT<<u8 as Trait>::AssocTy>`.
 ///