Move encode_metadata out of CrateStore.

compiler/rustc_middle/src/ty/context.rs

@@ -7,7 +7,6 @@ use crate::ich::{NodeIdHashingMode, StableHashingContext};
 use crate::infer::canonical::{Canonical, CanonicalVarInfo, CanonicalVarInfos};
 use crate::lint::{struct_lint_level, LintDiagnosticBuilder, LintLevelSource};
 use crate::middle;
-use crate::middle::cstore::EncodedMetadata;
 use crate::middle::resolve_lifetime::{self, LifetimeScopeForPath, ObjectLifetimeDefault};
 use crate::middle::stability;
 use crate::mir::interpret::{self, AllocId, Allocation, ConstValue, Scalar};
@@ -1324,11 +1323,6 @@ impl<'tcx> TyCtxt<'tcx> {
         )
     }
 
-    pub fn encode_metadata(self) -> EncodedMetadata {
-        let _prof_timer = self.prof.verbose_generic_activity("generate_crate_metadata");
-        self.untracked_resolutions.cstore.encode_metadata(self)
-    }
-
     /// Note that this is *untracked* and should only be used within the query
     /// system if the result is otherwise tracked through queries
     pub fn cstore_untracked(self) -> &'tcx ty::CrateStoreDyn {