Merge HumanEmitter::{new,create}.

They have the same signature, and the former just calls the latter.

Author: nnethercote

compiler/rustc_errors/src/emitter.rs

@@ -665,11 +665,10 @@ pub(crate) struct FileWithAnnotatedLines {
 
 impl HumanEmitter {
     pub fn stderr(color_config: ColorConfig, fallback_bundle: LazyFallbackBundle) -> HumanEmitter {
-        let dst = from_stderr(color_config);
-        Self::create(dst, fallback_bundle)
+        Self::new(from_stderr(color_config), fallback_bundle)
     }
 
-    fn create(dst: Destination, fallback_bundle: LazyFallbackBundle) -> HumanEmitter {
+    pub fn new(dst: Destination, fallback_bundle: LazyFallbackBundle) -> HumanEmitter {
         HumanEmitter {
             dst: IntoDynSyncSend(dst),
             sm: None,
@@ -686,10 +685,6 @@ impl HumanEmitter {
         }
     }
 
-    pub fn new(dst: Destination, fallback_bundle: LazyFallbackBundle) -> HumanEmitter {
-        Self::create(dst, fallback_bundle)
-    }
-
     fn maybe_anonymized(&self, line_num: usize) -> Cow<'static, str> {
         if self.ui_testing {
             Cow::Borrowed(ANONYMIZED_LINE_NUM)