Upgrades rust to 1.40.0 (#3542)

3 files changed, 4 insertions, 4 deletions

diff --git a/cli/ops/errors.rs b/cli/ops/errors.rs
index 3d94c05c4..4ef912916 100644
--- a/cli/ops/errors.rs
+++ b/cli/ops/errors.rs
@@ -61,7 +61,7 @@ fn op_apply_source_map(
   );
 
   Ok(JsonOp::Sync(json!({
-    "filename": orig_filename.to_string(),
+    "filename": orig_filename,
     "line": orig_line as u32,
     "column": orig_column as u32,
   })))
diff --git a/cli/ops/plugins.rs b/cli/ops/plugins.rs
index 258cd2764..eb52b0717 100644
--- a/cli/ops/plugins.rs
+++ b/cli/ops/plugins.rs
@@ -9,7 +9,7 @@ use std::ffi::OsStr;
 use std::sync::Arc;
 
 pub fn init(i: &mut Isolate, s: &ThreadSafeState, r: Arc<deno::OpRegistry>) {
-  let r_ = r.clone();
+  let r_ = r;
   i.register_op(
     "open_plugin",
     s.core_op(json_op(s.stateful_op(move |state, args, zero_copy| {
diff --git a/cli/ops/workers.rs b/cli/ops/workers.rs
index 2b4d11e75..467d0bfb2 100644
--- a/cli/ops/workers.rs
+++ b/cli/ops/workers.rs
@@ -81,7 +81,7 @@ fn op_worker_get_message(
     debug!("op_worker_get_message");
 
     futures::future::ok(json!({
-      "data": maybe_buf.map(|buf| buf.to_owned())
+      "data": maybe_buf.map(|buf| buf)
     }))
   });
 
@@ -261,7 +261,7 @@ fn op_host_get_message(
     .map_err(move |_| -> ErrBox { unimplemented!() })
     .and_then(move |maybe_buf| {
       futures::future::ok(json!({
-        "data": maybe_buf.map(|buf| buf.to_owned())
+        "data": maybe_buf.map(|buf| buf)
       }))
     });