rustdoc: remove `docblock` class from notable trait popover

This commit builds on b72de9be74dd5ac1d8b23d5ece03a7690274a14c, which removes
the `docblock` class from the All Items page, and
9457380ac902db3febf92077c5b645db55998ad4, which removes the `docblock` class
from the item decl.

Fixes #92974

3 files changed, 8 insertions, 4 deletions

diff --git a/src/librustdoc/html/render/mod.rs b/src/librustdoc/html/render/mod.rs
index 8bccf68029a..a3a89ae5c15 100644
--- a/src/librustdoc/html/render/mod.rs
+++ b/src/librustdoc/html/render/mod.rs
@@ -1343,7 +1343,7 @@ fn notable_traits_decl(ty: &clean::Type, cx: &Context<'_>) -> (String, String) {
                     write!(
                         &mut out,
                         "<h3>Notable traits for <code>{}</code></h3>\
-                     <pre class=\"content\"><code>",
+                     <pre><code>",
                         impl_.for_.print(cx)
                     );
                 }
diff --git a/src/librustdoc/html/static/css/rustdoc.css b/src/librustdoc/html/static/css/rustdoc.css
index b2fa6e82acc..b7d324f8fa9 100644
--- a/src/librustdoc/html/static/css/rustdoc.css
+++ b/src/librustdoc/html/static/css/rustdoc.css
@@ -1214,11 +1214,11 @@ a.test-arrow:hover {
 	content: "\00a0";
 }
 
-.notable .docblock {
+.notable .content {
 	margin: 0.25em 0.5em;
 }
 
-.notable .docblock pre, .notable .docblock code {
+.notable .content pre, .notable .content code {
 	background: transparent;
 	margin: 0;
 	padding: 0;
@@ -1226,6 +1226,10 @@ a.test-arrow:hover {
 	white-space: pre-wrap;
 }
 
+.notable .content > h3:first-child {
+	margin: 0 0 5px 0;
+}
+
 .search-failed {
 	text-align: center;
 	margin-top: 20px;
diff --git a/src/librustdoc/html/static/js/main.js b/src/librustdoc/html/static/js/main.js
index 51aee8e7c89..98f31563289 100644
--- a/src/librustdoc/html/static/js/main.js
+++ b/src/librustdoc/html/static/js/main.js
@@ -847,7 +847,7 @@ function loadCss(cssUrl) {
         window.hideAllModals(false);
         const ty = e.getAttribute("data-ty");
         const wrapper = document.createElement("div");
-        wrapper.innerHTML = "<div class=\"docblock\">" + window.NOTABLE_TRAITS[ty] + "</div>";
+        wrapper.innerHTML = "<div class=\"content\">" + window.NOTABLE_TRAITS[ty] + "</div>";
         wrapper.className = "notable popover";
         const focusCatcher = document.createElement("div");
         focusCatcher.setAttribute("tabindex", "0");