[Tab Groups Collapse] Do not collapse the group when restoring.

Bug: 1018230, 1095793
Change-Id: I1ebd3320f48dc7adc66e1fe272df885de9405a0a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2262253
Commit-Queue: Charlene Yan <cyan@chromium.org>
Reviewed-by: Connie Wan <connily@chromium.org>
Reviewed-by: Elly Fong-Jones <ellyjones@chromium.org>
Cr-Commit-Position: refs/heads/master@{#781909}

chrome/browser/ui/browser_live_tab_context.cc

@@ -160,8 +160,9 @@ sessions::LiveTab* BrowserLiveTabContext::AddRestoredTab(
   // time the tab was closed.
   if (base::FeatureList::IsEnabled(features::kTabGroups) &&
       first_tab_in_group) {
-    group_model->GetTabGroup(group.value())
-        ->SetVisualData(std::move(group_visual_data));
+    const tab_groups::TabGroupVisualData new_data(
+        group_visual_data.title(), group_visual_data.color(), false);
+    group_model->GetTabGroup(group.value())->SetVisualData(new_data);
   }
 
 #if BUILDFLAG(ENABLE_SESSION_SERVICE)