fix src/test fallout

src/test/run-make-fulldeps/hotplug_codegen_backend/the_backend.rs

@@ -1,17 +1,17 @@
 #![feature(rustc_private)]
 
-extern crate syntax;
 extern crate rustc;
 extern crate rustc_codegen_utils;
 #[macro_use]
 extern crate rustc_data_structures;
 extern crate rustc_target;
 extern crate rustc_driver;
+extern crate rustc_span;
 
 use std::any::Any;
 use std::sync::Arc;
 use std::path::Path;
-use syntax::symbol::Symbol;
+use rustc_span::symbol::Symbol;
 use rustc::session::Session;
 use rustc::session::config::OutputFilenames;
 use rustc::ty::TyCtxt;

src/test/run-make-fulldeps/issue-19371/foo.rs

@@ -3,13 +3,13 @@
 extern crate rustc;
 extern crate rustc_interface;
 extern crate rustc_driver;
-extern crate syntax;
+extern crate rustc_span;
 
 use rustc::session::DiagnosticOutput;
 use rustc::session::config::{Input, Options,
                              OutputType, OutputTypes};
 use rustc_interface::interface;
-use syntax::source_map::FileName;
+use rustc_span::source_map::FileName;
 
 use std::path::PathBuf;
 

src/test/ui-fulldeps/auxiliary/issue-40001-plugin.rs

@@ -4,13 +4,14 @@
 #[macro_use] extern crate rustc;
 #[macro_use] extern crate rustc_session;
 extern crate rustc_driver;
+extern crate rustc_span;
 extern crate syntax;
 
-use rustc_driver::plugin::Registry;
 use rustc::hir::{self, intravisit, Node};
 use rustc::lint::{LateContext, LintPass, LintArray, LateLintPass, LintContext};
+use rustc_driver::plugin::Registry;
+use rustc_span::source_map;
 use syntax::print::pprust;
-use syntax::source_map;
 
 #[plugin_registrar]
 pub fn plugin_registrar(reg: &mut Registry) {

src/test/ui-fulldeps/auxiliary/lint-for-crate-rpass.rs

@@ -5,13 +5,14 @@
 #[macro_use] extern crate rustc;
 #[macro_use] extern crate rustc_session;
 extern crate rustc_driver;
+extern crate rustc_span;
 extern crate syntax;
 
+use rustc::hir;
 use rustc::lint::{LateContext, LintContext, LintPass, LateLintPass};
 use rustc_driver::plugin::Registry;
-use rustc::hir;
+use rustc_span::symbol::Symbol;
 use syntax::attr;
-use syntax::symbol::Symbol;
 
 macro_rules! fake_lint_pass {
     ($struct:ident, $($attr:expr),*) => {

src/test/ui-fulldeps/auxiliary/lint-for-crate.rs

@@ -6,13 +6,14 @@
 #[macro_use] extern crate rustc;
 #[macro_use] extern crate rustc_session;
 extern crate rustc_driver;
+extern crate rustc_span;
 extern crate syntax;
 
+use rustc::hir;
 use rustc::lint::{LateContext, LintContext, LintPass, LateLintPass, LintArray};
 use rustc_driver::plugin::Registry;
-use rustc::hir;
+use rustc_span::symbol::Symbol;
 use syntax::attr;
-use syntax::symbol::Symbol;
 
 declare_lint! {
     CRATE_NOT_OKAY,

src/test/ui-fulldeps/mod_dir_path_canonicalized.rs

@@ -6,11 +6,12 @@
 
 extern crate syntax;
 extern crate rustc_parse;
+extern crate rustc_span;
 
 use rustc_parse::new_parser_from_file;
+use rustc_span::source_map::FilePathMapping;
 use std::path::Path;
 use syntax::sess::ParseSess;
-use syntax::source_map::FilePathMapping;
 
 #[path = "mod_dir_simple/test.rs"]
 mod gravy;

src/test/ui-fulldeps/pprust-expr-roundtrip.rs

@@ -22,13 +22,14 @@
 extern crate rustc_data_structures;
 extern crate syntax;
 extern crate rustc_parse;
+extern crate rustc_span;
 
 use rustc_data_structures::thin_vec::ThinVec;
 use rustc_parse::new_parser_from_source_str;
+use rustc_span::source_map::{Spanned, DUMMY_SP, FileName};
+use rustc_span::source_map::FilePathMapping;
 use syntax::ast::*;
 use syntax::sess::ParseSess;
-use syntax::source_map::{Spanned, DUMMY_SP, FileName};
-use syntax::source_map::FilePathMapping;
 use syntax::mut_visit::{self, MutVisitor, visit_clobber};
 use syntax::print::pprust;
 use syntax::ptr::P;