Linux native notifications: Support infinite timeouts

chrome/browser/notifications/notification_platform_bridge_linux.cc

Index: chrome/browser/notifications/notification_platform_bridge_linux.cc
diff --git a/chrome/browser/notifications/notification_platform_bridge_linux.cc b/chrome/browser/notifications/notification_platform_bridge_linux.cc
index 1a05a57209b038e351ca94cdf11eac7b0d41fd46..6bcf7a2f34ecdf5bcddd159f33669ebb6a253429 100644
--- a/chrome/browser/notifications/notification_platform_bridge_linux.cc
+++ b/chrome/browser/notifications/notification_platform_bridge_linux.cc
@@ -538,7 +538,9 @@ class NotificationPlatformBridgeLinuxImpl
     writer.CloseContainer(&hints_writer);
 
     const int32_t kExpireTimeoutDefault = -1;
-    writer.AppendInt32(kExpireTimeoutDefault);
+    const int32_t kExpireTimeoutNever = 0;
+    writer.AppendInt32(notification->never_timeout() ? kExpireTimeoutNever
+                                                     : kExpireTimeoutDefault);
 
     std::unique_ptr<dbus::Response> response =
         notification_proxy_->CallMethodAndBlock(