Fix fulldeps tests.

Author: cjgillot

src/test/ui-fulldeps/auxiliary/lint-group-plugin-test.rs

@@ -12,7 +12,7 @@ extern crate rustc_lint;
 extern crate rustc_session;
 
 use rustc_driver::plugin::Registry;
-use rustc_lint::{LateContext, LateLintPass, LintArray, LintContext, LintId, LintPass};
+use rustc_lint::{LateContext, LateLintPass, LintContext, LintId};
 
 declare_lint!(TEST_LINT, Warn, "Warn about items named 'lintme'");
 
@@ -22,12 +22,13 @@ declare_lint_pass!(Pass => [TEST_LINT, PLEASE_LINT]);
 
 impl<'tcx> LateLintPass<'tcx> for Pass {
     fn check_item(&mut self, cx: &LateContext, it: &rustc_hir::Item) {
+        let it_span = cx.tcx.hir().span_with_body(it.hir_id());
         match &*it.ident.as_str() {
             "lintme" => cx.lint(TEST_LINT, |lint| {
-                lint.build("item is named 'lintme'").set_span(it.span).emit()
+                lint.build("item is named 'lintme'").set_span(it_span).emit()
             }),
             "pleaselintme" => cx.lint(PLEASE_LINT, |lint| {
-                lint.build("item is named 'pleaselintme'").set_span(it.span).emit()
+                lint.build("item is named 'pleaselintme'").set_span(it_span).emit()
             }),
             _ => {}
         }