Rename `rustdoc::html::render::cache` to `search_index`

The old name wasn't very clear, while the new one makes it clear that
this is the code responsible for creating the search index.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/librustdoc/clean/types.rs b/src/librustdoc/clean/types.rs
index fe32b75d668..f0e6d431564 100644
--- a/src/librustdoc/clean/types.rs
+++ b/src/librustdoc/clean/types.rs
@@ -38,7 +38,7 @@ use crate::clean::Clean;
 use crate::core::DocContext;
 use crate::formats::cache::Cache;
 use crate::formats::item_type::ItemType;
-use crate::html::render::cache::ExternalLocation;
+use crate::html::render::search_index::ExternalLocation;
 use crate::html::render::Context;
 
 crate use self::FnRetTy::*;