Do nothing on OnSessionStopped if ARC is being restarted.

components/arc/test/fake_arc_session.cc

Index: components/arc/test/fake_arc_session.cc
diff --git a/components/arc/test/fake_arc_session.cc b/components/arc/test/fake_arc_session.cc
index 493fe870f0815f9acd371e723dc8b578a2ad1b0c..887e0453bf6c1d5d477c255fb290aaaf5c6806a2 100644
--- a/components/arc/test/fake_arc_session.cc
+++ b/components/arc/test/fake_arc_session.cc
@@ -18,7 +18,7 @@ FakeArcSession::~FakeArcSession() = default;
 void FakeArcSession::Start() {
   if (boot_failure_emulation_enabled_) {
     for (auto& observer : observer_list_)
-      observer.OnSessionStopped(boot_failure_reason_);
+      observer.OnSessionStopped(boot_failure_reason_, false);
   } else if (!boot_suspended_) {
     for (auto& observer : observer_list_)
       observer.OnSessionReady();
@@ -35,7 +35,7 @@ void FakeArcSession::OnShutdown() {
 
 void FakeArcSession::StopWithReason(ArcSessionObserver::StopReason reason) {
   for (auto& observer : observer_list_)
-    observer.OnSessionStopped(reason);
+    observer.OnSessionStopped(reason, false);
 }
 
 void FakeArcSession::EnableBootFailureEmulation(