Crash on completeUpdateSnackbar

[SergeyZhukovsky]

The crash is from nightly channel GPS 1.76.21.

Exception java.lang.NullPointerException: Attempt to invoke interface method 'org.chromium.ui.base.WindowAndroid org.chromium.chrome.browser.tab.Tab.p()' on a null object reference
  at org.chromium.chrome.browser.app.BraveActivity.completeUpdateSnackbar (BraveActivity.java:1360)
  at org.chromium.chrome.browser.app.BraveActivity.lambda$onResumeWithNative$0 (BraveActivity.java:391)
  at com.google.android.play.core.tasks.zze.run (com.google.android.play:core@@1.10.3:1)
  at android.os.Handler.handleCallback (Handler.java:900)
  at android.os.Handler.dispatchMessage (Handler.java:103)
  at android.os.Looper.loop (Looper.java:219)
  at android.app.ActivityThread.main (ActivityThread.java:8668)
  at java.lang.reflect.Method.invoke
  at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run (RuntimeInit.java:513)
  at com.android.internal.os.ZygoteInit.main (ZygoteInit.java:1109)