Remove indexes module.

It's not useful, and only obfuscates things.

Author: nnethercote

compiler/rustc_mir_dataflow/src/drop_flag_effects.rs

@@ -3,8 +3,7 @@ use rustc_middle::mir::{self, Body, Location, Terminator, TerminatorKind};
 use rustc_middle::ty::TyCtxt;
 use rustc_target::abi::VariantIdx;
 
-use super::indexes::MovePathIndex;
-use super::move_paths::{InitKind, LookupResult, MoveData};
+use super::move_paths::{InitKind, LookupResult, MoveData, MovePathIndex};
 use super::MoveDataParamEnv;
 
 pub fn move_path_children_matching<'tcx, F>(

compiler/rustc_mir_dataflow/src/lib.rs

@@ -44,10 +44,6 @@ pub mod value_analysis;
 
 fluent_messages! { "../messages.ftl" }
 
-pub(crate) mod indexes {
-    pub(crate) use super::move_paths::MovePathIndex;
-}
-
 pub struct MoveDataParamEnv<'tcx> {
     pub move_data: MoveData<'tcx>,
     pub param_env: ty::ParamEnv<'tcx>,