3 files changed, 10 insertions, 10 deletions

diff --git a/crates/ra_analysis/src/db.rs b/crates/ra_analysis/src/db.rs
index 042dde1ac..cce959669 100644
--- a/crates/ra_analysis/src/db.rs
+++ b/crates/ra_analysis/src/db.rs
@@ -16,7 +16,7 @@ use std::{
 
 #[derive(Default)]
 pub(crate) struct RootDatabase {
-    runtime: salsa::runtime::Runtime<RootDatabase>,
+    runtime: salsa::Runtime<RootDatabase>,
 }
 
 impl fmt::Debug for RootDatabase {
@@ -26,7 +26,7 @@ impl fmt::Debug for RootDatabase {
 }
 
 impl salsa::Database for RootDatabase {
-    fn salsa_runtime(&self) -> &salsa::runtime::Runtime<RootDatabase> {
+    fn salsa_runtime(&self) -> &salsa::Runtime<RootDatabase> {
         &self.runtime
     }
 }
@@ -69,7 +69,7 @@ salsa::query_group! {
             type FileTextQuery;
             storage input;
         }
-        fn file_set(key: ()) -> Arc<FileSet> {
+        fn file_set() -> Arc<FileSet> {
             type FileSetQuery;
             storage input;
         }
diff --git a/crates/ra_analysis/src/module_map.rs b/crates/ra_analysis/src/module_map.rs
index ff0ec3cc7..b15432498 100644
--- a/crates/ra_analysis/src/module_map.rs
+++ b/crates/ra_analysis/src/module_map.rs
@@ -8,7 +8,7 @@ use std::sync::Arc;
 
 salsa::query_group! {
     pub(crate) trait ModulesDatabase: SyntaxDatabase {
-        fn module_tree(key: ()) -> Arc<ModuleTreeDescriptor> {
+        fn module_tree() -> Arc<ModuleTreeDescriptor> {
             type ModuleTreeQuery;
         }
         fn module_descriptor(file_id: FileId) -> Arc<ModuleDescriptor> {
@@ -22,8 +22,8 @@ fn module_descriptor(db: &impl ModulesDatabase, file_id: FileId) -> Arc<ModuleDe
     Arc::new(ModuleDescriptor::new(file.ast()))
 }
 
-fn module_tree(db: &impl ModulesDatabase, (): ()) -> Arc<ModuleTreeDescriptor> {
-    let file_set = db.file_set(());
+fn module_tree(db: &impl ModulesDatabase) -> Arc<ModuleTreeDescriptor> {
+    let file_set = db.file_set();
     let mut files = Vec::new();
     for &file_id in file_set.files.iter() {
         let module_descr = db.module_descriptor(file_id);
diff --git a/crates/ra_analysis/src/roots.rs b/crates/ra_analysis/src/roots.rs
index 1f2b21b27..19c84df65 100644
--- a/crates/ra_analysis/src/roots.rs
+++ b/crates/ra_analysis/src/roots.rs
@@ -50,7 +50,7 @@ impl WritableSourceRoot {
                 }
             }
         }
-        let file_set = self.db.file_set(());
+        let file_set = self.db.file_set();
         let mut files: FxHashSet<FileId> = file_set.files.clone();
         for file_id in removed {
             files.remove(&file_id);
@@ -65,10 +65,10 @@ impl WritableSourceRoot {
 
 impl SourceRoot for WritableSourceRoot {
     fn module_tree(&self) -> Arc<ModuleTreeDescriptor> {
-        self.db.module_tree(())
+        self.db.module_tree()
     }
     fn contains(&self, file_id: FileId) -> bool {
-        self.db.file_set(()).files.contains(&file_id)
+        self.db.file_set().files.contains(&file_id)
     }
     fn lines(&self, file_id: FileId) -> Arc<LineIndex> {
         self.db.file_lines(file_id)
@@ -78,7 +78,7 @@ impl SourceRoot for WritableSourceRoot {
     }
     fn symbols<'a>(&'a self, acc: &mut Vec<Arc<SymbolIndex>>) {
         let db = &self.db;
-        let symbols = db.file_set(());
+        let symbols = db.file_set();
         let symbols = symbols
             .files
             .iter()