remove unused handle_html argument

Author: jyn514

src/utils/copy.rs

@@ -16,16 +16,7 @@ use regex::Regex;
 /// to rename common files (css files, jquery.js, playpen.js, main.js etc.) in a standard rustdoc.
 pub fn copy_doc_dir<P: AsRef<Path>>(target: P, destination: P) -> Result<()> {
     let source = PathBuf::from(target.as_ref()).join("doc");
-    copy_files_and_handle_html(source,
-                               destination.as_ref().to_path_buf(),
-                               true)
-}
-
-
-fn copy_files_and_handle_html(source: PathBuf,
-                              destination: PathBuf,
-                              handle_html: bool)
-                              -> Result<()> {
+    let destination = destination.as_ref().to_path_buf();
 
     // FIXME: handle_html is useless since we started using --resource-suffix
     //        argument with rustdoc
@@ -50,10 +41,8 @@ fn copy_files_and_handle_html(source: PathBuf,
 
         if metadata.is_dir() {
             fs::create_dir_all(&destination_full_path)?;
-            copy_files_and_handle_html(file.path(),
-                                            destination_full_path,
-                                            handle_html)?
-        } else if handle_html && dup_regex.is_match(&file.file_name().into_string().unwrap()[..]) {
+            copy_doc_dir(file.path(), destination_full_path)?
+        } else if dup_regex.is_match(&file.file_name().into_string().unwrap()[..]) {
             continue;
         } else {
             fs::copy(&file.path(), &destination_full_path)?;