Remove Option<...> from result of Crate::root_module

There doesn't seem to be any need for it, and removing it simplies
several paths of code that depend on it.

1 files changed, 1 insertions, 1 deletions

diff --git a/crates/ra_assists/src/utils.rs b/crates/ra_assists/src/utils.rs
index 54d5678d1..0de6fdf3f 100644
--- a/crates/ra_assists/src/utils.rs
+++ b/crates/ra_assists/src/utils.rs
@@ -257,7 +257,7 @@ pub use prelude::*;
             .find(|dep| &dep.name.to_string() == std_crate)?
             .krate;
 
-        let mut module = std_crate.root_module(db)?;
+        let mut module = std_crate.root_module(db);
         for segment in path {
             module = module.children(db).find_map(|child| {
                 let name = child.name(db)?;