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

components/arc/arc_bridge_service.h

Index: components/arc/arc_bridge_service.h
diff --git a/components/arc/arc_bridge_service.h b/components/arc/arc_bridge_service.h
index d313b646b4a2eab428f0095f45b34eb69dca3819..4d1eb4d1ec0405f1a0911c1a754dc1f133ce0ab3 100644
--- a/components/arc/arc_bridge_service.h
+++ b/components/arc/arc_bridge_service.h
@@ -67,6 +67,9 @@ class ArcBridgeService {
   // switch.
   static bool GetEnabled(const base::CommandLine* command_line);
 
+  // Return true if ARC is available on the current board.
+  static bool GetAvailable(const base::CommandLine* command_line);
+
   // HandleStartup() should be called upon profile startup.  This will only
   // launch an instance if the instance is enabled.
   // This can only be called on the thread that this class was created on.