DevTools: NetworkPanel: show link where resource timing is explained.

Source/devtools/front_end/sources/sourcesView.css

Index: Source/devtools/front_end/sources/sourcesView.css
diff --git a/Source/devtools/front_end/sources/sourcesView.css b/Source/devtools/front_end/sources/sourcesView.css
index 8c458cdf649452ecbc58c3494d7e0cda7661643f..cca213ec496cfa8b6ee1b268d6d89f8ecfc1ec41 100644
--- a/Source/devtools/front_end/sources/sourcesView.css
+++ b/Source/devtools/front_end/sources/sourcesView.css
@@ -183,13 +183,6 @@ button.status-bar-item.scripts-navigator-show-hide-button {
     -webkit-user-select: none;
 }
 
-.source-frame-infobar-link {
-    text-decoration: underline;
-    color: rgb(50, 50, 200);
-    cursor: pointer;
-}
-
 .source-frame-infobar-details-url {
     flex: 0 1000 auto;
-    color: rgb(50, 50, 200);
 }