rust-chg: use "crate::" to import local modules

rust-chg: use "crate::" to import local modules

I feel it's easier to follow to resolve modules from the crate root than
relative path from self module.

Differential Revision: https://phab.mercurial-scm.org/D8400

--- a/rust/chg/src/attachio.rs	Fri Apr 10 21:35:16 2020 +0900
+++ b/rust/chg/src/attachio.rs	Fri Apr 10 21:38:08 2020 +0900
@@ -12,8 +12,8 @@
 use tokio_hglib::protocol::MessageLoop;
 use tokio_hglib::{Client, Connection};
 
-use super::message;
-use super::procutil;
+use crate::message;
+use crate::procutil;
 
 /// Future to send client-side fds over the command server channel.
 ///

--- a/rust/chg/src/clientext.rs	Fri Apr 10 21:35:16 2020 +0900
+++ b/rust/chg/src/clientext.rs	Fri Apr 10 21:38:08 2020 +0900
@@ -15,10 +15,10 @@
 use tokio_hglib::protocol::{OneShotQuery, OneShotRequest};
 use tokio_hglib::{Client, Connection};
 
-use super::attachio::AttachIo;
-use super::message::{self, Instruction};
-use super::runcommand::ChgRunCommand;
-use super::uihandler::SystemHandler;
+use crate::attachio::AttachIo;
+use crate::message::{self, Instruction};
+use crate::runcommand::ChgRunCommand;
+use crate::uihandler::SystemHandler;
 
 pub trait ChgClientExt<C>
 where

--- a/rust/chg/src/locator.rs	Fri Apr 10 21:35:16 2020 +0900
+++ b/rust/chg/src/locator.rs	Fri Apr 10 21:38:08 2020 +0900
@@ -21,9 +21,9 @@
 use tokio_process::{Child, CommandExt};
 use tokio_timer;
 
-use super::clientext::ChgClientExt;
-use super::message::{Instruction, ServerSpec};
-use super::procutil;
+use crate::clientext::ChgClientExt;
+use crate::message::{Instruction, ServerSpec};
+use crate::procutil;
 
 const REQUIRED_SERVER_CAPABILITIES: &[&str] = &[
     "attachio",

--- a/rust/chg/src/runcommand.rs	Fri Apr 10 21:35:16 2020 +0900
+++ b/rust/chg/src/runcommand.rs	Fri Apr 10 21:38:08 2020 +0900
@@ -15,9 +15,9 @@
 use tokio_hglib::protocol::MessageLoop;
 use tokio_hglib::{Client, Connection};
 
-use super::attachio::AttachIo;
-use super::message::{self, CommandType};
-use super::uihandler::SystemHandler;
+use crate::attachio::AttachIo;
+use crate::message::{self, CommandType};
+use crate::uihandler::SystemHandler;
 
 enum AsyncS<R, S> {
     Ready(R),

--- a/rust/chg/src/uihandler.rs	Fri Apr 10 21:35:16 2020 +0900
+++ b/rust/chg/src/uihandler.rs	Fri Apr 10 21:38:08 2020 +0900
@@ -12,8 +12,8 @@
 use tokio;
 use tokio_process::{ChildStdin, CommandExt};
 
-use super::message::CommandSpec;
-use super::procutil;
+use crate::message::CommandSpec;
+use crate::procutil;
 
 /// Callback to process shell command requests received from server.
 pub trait SystemHandler: Sized {