Made rustc_save_analysis compile.

Author: Nicholas-Baron

src/librustc_save_analysis/span_utils.rs

@@ -15,8 +15,8 @@ impl<'a> SpanUtils<'a> {
     }
 
     pub fn make_filename_string(&self, file: &SourceFile) -> String {
-        match &file.name {
-            FileName::Real(name) if !file.name_was_remapped => {
+        match file.name.name() {
+            FileName::Real(name) if !file.name.was_remapped() => {
                 let path = name.local_path();
                 if path.is_absolute() {
                     self.sess

src/librustc_span/lib.rs

@@ -1103,6 +1103,10 @@ impl SourceFileName {
     fn is_real(&self) -> bool {
         self.name.is_real()
     }
+
+    pub fn was_remapped(&self) -> bool {
+        self.was_remapped
+    }
 }
 
 impl Encodable for SourceFileName {