Invoke CanSuspendBackgroundedRenderer in TabManager::PurgeAndSuspendBackgroundedTabs.

chrome/browser/memory/tab_manager.cc

Index: chrome/browser/memory/tab_manager.cc
diff --git a/chrome/browser/memory/tab_manager.cc b/chrome/browser/memory/tab_manager.cc
index 8c53fe7f154a316855deff74eb78b644af589fc2..e761e81a7c43a1d31ef1ebd15c33c984e6faa98b 100644
--- a/chrome/browser/memory/tab_manager.cc
+++ b/chrome/browser/memory/tab_manager.cc
@@ -712,6 +712,8 @@ void TabManager::PurgeAndSuspendBackgroundedTabs() {
     // timers if we want necessary and sufficient signals.
     if (tab.last_active > purge_and_suspend_time_threshold)
       continue;
+    if (!CanSuspendBackgroundedRenderer(tab.child_process_host_id))
+      continue;
     tab.render_process_host->PurgeAndSuspend();
   }
 }