move liveness_map into the liveness module

Author: nikomatsakis

src/librustc_mir/borrow_check/nll/mod.rs

@@ -12,8 +12,8 @@ use borrow_check::borrow_set::BorrowSet;
 use borrow_check::location::{LocationIndex, LocationTable};
 use borrow_check::nll::facts::AllFactsExt;
 use borrow_check::nll::type_check::{MirTypeckResults, MirTypeckRegionConstraints};
+use borrow_check::nll::type_check::liveness::liveness_map::{NllLivenessMap, LocalWithRegion};
 use borrow_check::nll::region_infer::values::RegionValueElements;
-use borrow_check::nll::liveness_map::{NllLivenessMap, LocalWithRegion};
 use dataflow::indexes::BorrowIndex;
 use dataflow::move_paths::MoveData;
 use dataflow::FlowAtLocation;
@@ -47,7 +47,6 @@ crate mod region_infer;
 mod renumber;
 crate mod type_check;
 mod universal_regions;
-crate mod liveness_map;
 
 mod constraints;
 

src/librustc_mir/borrow_check/nll/liveness_map.rs renamed to src/librustc_mir/borrow_check/nll/type_check/liveness/liveness_map.rs

@@ -25,6 +25,8 @@ use util::liveness::{LivenessResults, LiveVariableMap };
 
 use super::TypeChecker;
 
+crate mod liveness_map;
+
 /// Combines liveness analysis with initialization analysis to
 /// determine which variables are live at which points, both due to
 /// ordinary uses and drops. Returns a set of (ty, location) pairs

src/librustc_mir/borrow_check/nll/type_check/liveness/mod.rs

@@ -15,10 +15,10 @@ use borrow_check::borrow_set::BorrowSet;
 use borrow_check::location::LocationTable;
 use borrow_check::nll::constraints::{ConstraintSet, OutlivesConstraint};
 use borrow_check::nll::facts::AllFacts;
-use borrow_check::nll::liveness_map::NllLivenessMap;
 use borrow_check::nll::region_infer::values::{RegionValueElements, LivenessValues};
 use borrow_check::nll::region_infer::{ClosureRegionRequirementsExt, TypeTest};
 use borrow_check::nll::type_check::free_region_relations::{CreateResult, UniversalRegionRelations};
+use borrow_check::nll::type_check::liveness::liveness_map::NllLivenessMap;
 use borrow_check::nll::universal_regions::UniversalRegions;
 use borrow_check::nll::LocalWithRegion;
 use borrow_check::nll::ToRegionVid;
@@ -75,7 +75,7 @@ macro_rules! span_mirbug_and_err {
 mod constraint_conversion;
 pub mod free_region_relations;
 mod input_output;
-mod liveness;
+crate mod liveness;
 mod relate_tys;
 
 /// Type checks the given `mir` in the context of the inference