Update run-make-fulldeps.

Author: cjgillot

src/test/run-make-fulldeps/hotplug_codegen_backend/the_backend.rs

@@ -2,11 +2,12 @@
 #![deny(warnings)]
 
 extern crate rustc_codegen_ssa;
-extern crate rustc_errors;
-extern crate rustc_middle;
 extern crate rustc_data_structures;
 extern crate rustc_driver;
+extern crate rustc_errors;
 extern crate rustc_hir;
+extern crate rustc_metadata;
+extern crate rustc_middle;
 extern crate rustc_session;
 extern crate rustc_span;
 extern crate rustc_symbol_mangling;
@@ -16,8 +17,8 @@ use rustc_codegen_ssa::traits::CodegenBackend;
 use rustc_codegen_ssa::{CodegenResults, CrateInfo};
 use rustc_data_structures::fx::FxHashMap;
 use rustc_errors::ErrorReported;
+use rustc_metadata::EncodedMetadata;
 use rustc_middle::dep_graph::{WorkProduct, WorkProductId};
-use rustc_middle::middle::cstore::EncodedMetadata;
 use rustc_middle::ty::TyCtxt;
 use rustc_session::config::OutputFilenames;
 use rustc_session::Session;