Replace module_tree with CrateDefMap

crates/ra_hir/src/code_model_api.rs

@@ -9,12 +9,12 @@ use crate::{
     HirDatabase, PersistentHirDatabase,
     type_ref::TypeRef,
     nameres::{ModuleScope, Namespace, lower::ImportId},
+    nameres::crate_def_map::ModuleId,
     expr::{Body, BodySourceMap},
     ty::InferenceResult,
     adt::{EnumVariantId, StructFieldId, VariantDef},
     generics::GenericParams,
     docs::{Documentation, Docs, docs_from_ast},
-    module_tree::ModuleId,
     ids::{FunctionId, StructId, EnumId, AstItemDef, ConstId, StaticId, TraitId, TypeId},
     impl_block::ImplBlock,
     resolve::Resolver,