[Extensions Page] Fix the flicker of "No extensions" before extension data loads

chrome/browser/resources/extensions/extensions.css

Index: chrome/browser/resources/extensions/extensions.css
diff --git a/chrome/browser/resources/extensions/extensions.css b/chrome/browser/resources/extensions/extensions.css
index fc3a4bc3dcac936d134a4d2a4f27cd04c8901c4f..b761bf793ea71505ccde4e7b8a51cc408639d24b 100644
--- a/chrome/browser/resources/extensions/extensions.css
+++ b/chrome/browser/resources/extensions/extensions.css
@@ -141,6 +141,10 @@ html:not(.focus-outline-visible)
   font-weight: bold;
 }
 
+#no-extensions {
+  margin-top: 3em;
+}
+
 #suggest-gallery {
   -webkit-padding-start: 10px;
 }
@@ -160,17 +164,6 @@ html[dir=rtl] #footer-section {
   line-height: 32px;
 }
 
-.empty-extension-list {
-  height: 3em;
-}
-
-.loading #no-extensions,
-.loading #footer-section,
-#extension-settings-list:not(.empty-extension-list) ~ #no-extensions,
-.empty-extension-list ~ #footer-section {
-  display: none;
-}
-
 .extension-list-item-wrapper {
   margin: 23px 0;
 }