Remove rustc_metadata_utils, which contains only one function

src/librustc_codegen_utils/Cargo.toml

@@ -20,6 +20,6 @@ rustc = { path = "../librustc" }
 rustc_allocator = { path = "../librustc_allocator" }
 rustc_target = { path = "../librustc_target" }
 rustc_data_structures = { path = "../librustc_data_structures" }
+rustc_metadata = { path = "../librustc_metadata" }
 rustc_mir = { path = "../librustc_mir" }
 rustc_incremental = { path = "../librustc_incremental" }
-rustc_metadata_utils = { path = "../librustc_metadata_utils" }

src/librustc_codegen_utils/lib.rs

@@ -35,12 +35,12 @@
 extern crate rustc;
 extern crate rustc_allocator;
 extern crate rustc_target;
+extern crate rustc_metadata;
 extern crate rustc_mir;
 extern crate rustc_incremental;
 extern crate syntax;
 extern crate syntax_pos;
 #[macro_use] extern crate rustc_data_structures;
-extern crate rustc_metadata_utils;
 
 use std::path::PathBuf;
 

src/librustc_codegen_utils/link.rs

@@ -13,7 +13,6 @@
 use std::path::{Path, PathBuf};
 use syntax::{ast, attr};
 use syntax_pos::Span;
-use rustc_metadata_utils::validate_crate_name;
 
 pub fn out_filename(sess: &Session,
                 crate_type: config::CrateType,
@@ -52,7 +51,7 @@ pub fn find_crate_name(sess: Option<&Session>,
                        attrs: &[ast::Attribute],
                        input: &Input) -> String {
     let validate = |s: String, span: Option<Span>| {
-        validate_crate_name(sess, &s, span);
+        ::rustc_metadata::validate_crate_name(sess, &s, span);
         s
     };