Update attribute tests

Author: Manishearth

src/test/rustdoc/attributes.rs

@@ -1,21 +1,21 @@
 #![crate_name = "foo"]
 
-// @has foo/fn.f.html '//*[@class="docblock attributes"]' '#[no_mangle]'
+// @has foo/fn.f.html '//*[@class="rust fn"]' '#[no_mangle]'
 #[no_mangle]
 pub extern "C" fn f() {}
 
-// @has foo/fn.g.html '//*[@class="docblock attributes"]' '#[export_name = "bar"]'
+// @has foo/fn.g.html '//*[@class="rust fn"]' '#[export_name = "bar"]'
 #[export_name = "bar"]
 pub extern "C" fn g() {}
 
-// @matches foo/enum.Foo.html '//*[@class="docblock attributes top-attr"]' \
-//      '(?m)\A#\[repr\(i64\)\]\n#\[must_use\]\Z'
+// @matches foo/enum.Foo.html '//*[@class="rust enum"]' \
+//      '#\[repr\(i64\)\]\n#\[must_use\]'
 #[repr(i64)]
 #[must_use]
 pub enum Foo {
     Bar,
 }
 
-// @has foo/struct.Repr.html '//*[@class="docblock attributes top-attr"]' '#[repr(C, align(8))]'
+// @has foo/struct.Repr.html '//*[@class="docblock type-decl"]' '#[repr(C, align(8))]'
 #[repr(C, align(8))]
 pub struct Repr;

src/test/rustdoc/trait-attributes.rs

@@ -2,7 +2,7 @@
 
 
 pub trait Foo {
-    // @has foo/trait.Foo.html '//h3[@id="tymethod.foo"]//span[@class="docblock attributes"]' '#[must_use]'
+    // @has foo/trait.Foo.html '//h3[@id="tymethod.foo"]//div[@class="code-attribute"]' '#[must_use]'
     #[must_use]
     fn foo();
 }
@@ -11,11 +11,11 @@ pub trait Foo {
 pub struct Bar;
 
 impl Bar {
-    // @has foo/struct.Bar.html '//h4[@id="method.bar"]//span[@class="docblock attributes"]' '#[must_use]'
+    // @has foo/struct.Bar.html '//h4[@id="method.bar"]//div[@class="code-attribute"]' '#[must_use]'
     #[must_use]
     pub fn bar() {}
 
-    // @has foo/struct.Bar.html '//h4[@id="method.bar2"]//span[@class="docblock attributes"]' '#[must_use]'
+    // @has foo/struct.Bar.html '//h4[@id="method.bar2"]//div[@class="code-attribute"]' '#[must_use]'
     #[must_use]
     pub fn bar2() {}
 }