Fix compilation with feature bytes

Author: stepancheg

protobuf/src/chars.rs

@@ -7,6 +7,7 @@ use std::str;
 use bytes::Bytes;
 
 use crate::clear::Clear;
+use std::borrow::Borrow;
 
 /// Thin wrapper around `Bytes` which guarantees that bytes are valid UTF-8 string.
 /// Should be API-compatible to `String`.
@@ -71,6 +72,12 @@ impl Deref for Chars {
     }
 }
 
+impl Borrow<str> for Chars {
+    fn borrow(&self) -> &str {
+        &*self
+    }
+}
+
 impl Clear for Chars {
     fn clear(&mut self) {
         self.0.clear();

protobuf/src/reflect/dynamic/map.rs

@@ -1,11 +1,11 @@
-use crate::reflect::map::ReflectMapIter;
 use crate::reflect::map::ReflectMap;
+use crate::reflect::map::ReflectMapIter;
 use crate::reflect::map::ReflectMapIterTrait;
 use crate::reflect::runtime_types::RuntimeType;
-use crate::reflect::ReflectValueRef;
-use crate::reflect::RuntimeTypeBox;
 use crate::reflect::ProtobufValue;
 use crate::reflect::ReflectValueBox;
+use crate::reflect::ReflectValueRef;
+use crate::reflect::RuntimeTypeBox;
 use std::collections::hash_map;
 use std::collections::HashMap;
 use std::hash::Hash;

protobuf/src/reflect/runtime_types.rs

@@ -672,7 +672,7 @@ impl RuntimeTypeWithDeref for RuntimeTypeCarllercheChars {
 }
 #[cfg(feature = "bytes")]
 impl RuntimeTypeHashable for RuntimeTypeCarllercheChars {
-    fn hash_map_get<'a, V>(map: &'a HashMap<String, V>, key: ReflectValueRef) -> Option<&'a V> {
+    fn hash_map_get<'a, V>(map: &'a HashMap<Chars, V>, key: ReflectValueRef) -> Option<&'a V> {
         match key {
             ReflectValueRef::String(s) => map.get(&*s),
             _ => None,