Add localized error to selected network rows

This cl adds the localized error message to selected
rows in the network panel.

Screenshot: https://imgur.com/a/3Kf9lXh

Fixed: chromium:1018486
Change-Id: I7501aaf373f23697ecb10e37a4bec7a2224c22bc
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/1969472
Reviewed-by: Brandon Goddard <[email protected]>
Commit-Queue: Jan Scheffler <[email protected]>
diff --git a/front_end/network/networkLogView.css b/front_end/network/networkLogView.css
index 246f92b..a80e85e 100644
--- a/front_end/network/networkLogView.css
+++ b/front_end/network/networkLogView.css
@@ -221,6 +221,11 @@
     display: none;
 }
 
+.network-log-grid.data-grid.small tr.selected .network-cell-subtitle-show-inline-when-selected {
+    display: inline;
+    margin-left: 4px;
+}
+
 /* Resource preview icons */
 
 .network-log-grid.data-grid .icon {