Reformat use declarations.

The previous commit updated `rustfmt.toml` appropriately. This commit is
the outcome of running `x fmt --all` with the new formatting options.

compiler/rustc_monomorphize/src/collector.rs

@@ -207,6 +207,9 @@
 
 mod move_check;
 
+use std::path::PathBuf;
+
+use move_check::MoveCheckState;
 use rustc_data_structures::sync::{par_for_each_in, LRef, MTLock};
 use rustc_data_structures::unord::{UnordMap, UnordSet};
 use rustc_hir as hir;
@@ -216,17 +219,15 @@ use rustc_hir::lang_items::LangItem;
 use rustc_middle::middle::codegen_fn_attrs::CodegenFnAttrFlags;
 use rustc_middle::mir::interpret::{AllocId, ErrorHandled, GlobalAlloc, Scalar};
 use rustc_middle::mir::mono::{InstantiationMode, MonoItem};
-use rustc_middle::mir::traversal;
 use rustc_middle::mir::visit::Visitor as MirVisitor;
-use rustc_middle::mir::{self, Location, MentionedItem};
+use rustc_middle::mir::{self, traversal, Location, MentionedItem};
 use rustc_middle::query::TyCtxtAt;
 use rustc_middle::ty::adjustment::{CustomCoerceUnsized, PointerCoercion};
 use rustc_middle::ty::layout::ValidityRequirement;
 use rustc_middle::ty::print::{shrunk_instance_name, with_no_trimmed_paths};
-use rustc_middle::ty::GenericArgs;
 use rustc_middle::ty::{
-    self, AssocKind, GenericParamDefKind, Instance, InstanceKind, Ty, TyCtxt, TypeFoldable,
-    TypeVisitableExt, VtblEntry,
+    self, AssocKind, GenericArgs, GenericParamDefKind, Instance, InstanceKind, Ty, TyCtxt,
+    TypeFoldable, TypeVisitableExt, VtblEntry,
 };
 use rustc_middle::util::Providers;
 use rustc_middle::{bug, span_bug};
@@ -236,11 +237,9 @@ use rustc_span::source_map::{dummy_spanned, respan, Spanned};
 use rustc_span::symbol::{sym, Ident};
 use rustc_span::{Span, DUMMY_SP};
 use rustc_target::abi::Size;
-use std::path::PathBuf;
 use tracing::{debug, instrument, trace};
 
 use crate::errors::{self, EncounteredErrorWhileInstantiating, NoOptimizedMir, RecursionLimit};
-use move_check::MoveCheckState;
 
 #[derive(PartialEq)]
 pub enum MonoItemCollectionStrategy {

compiler/rustc_monomorphize/src/errors.rs

@@ -1,10 +1,11 @@
 use std::path::PathBuf;
 
-use crate::fluent_generated as fluent;
 use rustc_errors::{Diag, DiagCtxtHandle, Diagnostic, EmissionGuarantee, Level};
 use rustc_macros::{Diagnostic, LintDiagnostic};
 use rustc_span::{Span, Symbol};
 
+use crate::fluent_generated as fluent;
+
 #[derive(Diagnostic)]
 #[diag(monomorphize_recursion_limit)]
 pub struct RecursionLimit {

compiler/rustc_monomorphize/src/lib.rs

@@ -3,12 +3,11 @@
 // tidy-alphabetical-end
 
 use rustc_hir::lang_items::LangItem;
-use rustc_middle::bug;
 use rustc_middle::query::TyCtxtAt;
-use rustc_middle::traits;
 use rustc_middle::ty::adjustment::CustomCoerceUnsized;
 use rustc_middle::ty::{self, Ty};
 use rustc_middle::util::Providers;
+use rustc_middle::{bug, traits};
 use rustc_span::ErrorGuaranteed;
 
 mod collector;

compiler/rustc_monomorphize/src/partitioning.rs

@@ -113,15 +113,15 @@ use rustc_middle::mir::mono::{
     Visibility,
 };
 use rustc_middle::ty::print::{characteristic_def_id_of_type, with_no_trimmed_paths};
-use rustc_middle::ty::{self, visit::TypeVisitableExt, InstanceKind, TyCtxt};
+use rustc_middle::ty::visit::TypeVisitableExt;
+use rustc_middle::ty::{self, InstanceKind, TyCtxt};
 use rustc_middle::util::Providers;
 use rustc_session::config::{DumpMonoStatsFormat, SwitchWithOptPath};
 use rustc_session::CodegenUnits;
 use rustc_span::symbol::Symbol;
 use tracing::debug;
 
-use crate::collector::UsageMap;
-use crate::collector::{self, MonoItemCollectionStrategy};
+use crate::collector::{self, MonoItemCollectionStrategy, UsageMap};
 use crate::errors::{CouldntDumpMonoStats, SymbolAlreadyDefined, UnknownCguCollectionMode};
 
 struct PartitioningCx<'a, 'tcx> {

compiler/rustc_monomorphize/src/polymorphize.rs

@@ -5,18 +5,14 @@
 //! generic parameters are unused (and eventually, in what ways generic parameters are used - only
 //! for their size, offset of a field, etc.).
 
-use rustc_hir::{def::DefKind, def_id::DefId, ConstContext};
-use rustc_middle::mir::{
-    self,
-    visit::{TyContext, Visitor},
-    Local, LocalDecl, Location,
-};
+use rustc_hir::def::DefKind;
+use rustc_hir::def_id::DefId;
+use rustc_hir::ConstContext;
+use rustc_middle::mir::visit::{TyContext, Visitor};
+use rustc_middle::mir::{self, Local, LocalDecl, Location};
 use rustc_middle::query::Providers;
-use rustc_middle::ty::{
-    self,
-    visit::{TypeSuperVisitable, TypeVisitable, TypeVisitableExt, TypeVisitor},
-    GenericArgsRef, Ty, TyCtxt, UnusedGenericParams,
-};
+use rustc_middle::ty::visit::{TypeSuperVisitable, TypeVisitable, TypeVisitableExt, TypeVisitor};
+use rustc_middle::ty::{self, GenericArgsRef, Ty, TyCtxt, UnusedGenericParams};
 use rustc_span::symbol::sym;
 use tracing::{debug, instrument};
 

compiler/rustc_monomorphize/src/util.rs

@@ -1,7 +1,8 @@
-use rustc_middle::ty::{self, ClosureSizeProfileData, Instance, TyCtxt};
 use std::fs::OpenOptions;
 use std::io::prelude::*;
 
+use rustc_middle::ty::{self, ClosureSizeProfileData, Instance, TyCtxt};
+
 /// For a given closure, writes out the data for the profiling the impact of RFC 2229 on
 /// closure size into a CSV.
 ///