Update rustdoc tests

Author: GuillaumeGomez

src/librustdoc/html/highlight/fixtures/sample.html

@@ -23,7 +23,7 @@
     <span class="macro">assert!</span>(<span class="self">self</span>.<span class="ident">length</span> <span class="op">&lt;</span> <span class="ident">N</span> <span class="op">&amp;&amp;</span> <span class="ident">index</span> <span class="op">&lt;</span><span class="op">=</span> <span class="self">self</span>.<span class="ident">length</span>);
     <span class="ident">::std::env::var</span>(<span class="string">&quot;gateau&quot;</span>).<span class="ident">is_ok</span>();
     <span class="attribute">#[<span class="ident">rustfmt::skip</span>]</span>
-    <span class="kw">let</span> <span class="ident">s</span>:<span class="ident">std</span><span class="ident">::path::PathBuf</span> <span class="op">=</span> <span class="ident">std::path::PathBuf::new</span>();
+    <span class="kw">let</span> <span class="ident">s</span>:<span class="ident">std::path::PathBuf</span> <span class="op">=</span> <span class="ident">std::path::PathBuf::new</span>();
     <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">String::new</span>();
 
     <span class="kw">match</span> <span class="kw-2">&amp;</span><span class="ident">s</span> {

src/librustdoc/html/highlight/tests.rs

@@ -22,7 +22,7 @@ fn test_html_highlighting() {
         let src = include_str!("fixtures/sample.rs");
         let html = {
             let mut out = Buffer::new();
-            write_code(&mut out, src, Edition::Edition2018);
+            write_code(&mut out, src, Edition::Edition2018, 0, None, "");
             format!("{}<pre><code>{}</code></pre>\n", STYLE, out.into_inner())
         };
         expect_file!["fixtures/sample.html"].assert_eq(&html);
@@ -36,7 +36,7 @@ fn test_dos_backline() {
     println!(\"foo\");\r\n\
 }\r\n";
         let mut html = Buffer::new();
-        write_code(&mut html, src, Edition::Edition2018);
+        write_code(&mut html, src, Edition::Edition2018, 0, None, "");
         expect_file!["fixtures/dos_line.html"].assert_eq(&html.into_inner());
     });
 }