Add ARC++ specific fields to launch data for specific apps.

components/arc/arc_bridge_service.cc

Index: components/arc/arc_bridge_service.cc
diff --git a/components/arc/arc_bridge_service.cc b/components/arc/arc_bridge_service.cc
index 221bffd8133b2b1e510573ad657342f3dd4f9949..5d942067bd399a3be3ba04e2e8ce5ffbd671bced 100644
--- a/components/arc/arc_bridge_service.cc
+++ b/components/arc/arc_bridge_service.cc
@@ -53,6 +53,11 @@ bool ArcBridgeService::GetEnabled(const base::CommandLine* command_line) {
           base::FeatureList::IsEnabled(kArcEnabledFeature));
 }
 
+// static
+bool ArcBridgeService::GetAvailable(const base::CommandLine* command_line) {
+  return command_line->HasSwitch(chromeos::switches::kArcAvailable);
+}
+
 void ArcBridgeService::AddObserver(Observer* observer) {
   DCHECK(CalledOnValidThread());
   observer_list_.AddObserver(observer);