Disable ACTION_BOOT_COMPLETED event for 3rd party apps.

components/arc/arc_bridge_bootstrap.cc

Index: components/arc/arc_bridge_bootstrap.cc
diff --git a/components/arc/arc_bridge_bootstrap.cc b/components/arc/arc_bridge_bootstrap.cc
index e06fdb1a704a472fe8458b50a929d578db22bcf0..9cb38a70456e552ec90fb914facac749ce596622 100644
--- a/components/arc/arc_bridge_bootstrap.cc
+++ b/components/arc/arc_bridge_bootstrap.cc
@@ -10,6 +10,7 @@
 
 #include <utility>
 
+#include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/location.h"
@@ -21,6 +22,7 @@
 #include "base/threading/thread_checker.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/threading/worker_pool.h"
+#include "chromeos/chromeos_switches.h"
 #include "chromeos/cryptohome/cryptohome_parameters.h"
 #include "chromeos/dbus/dbus_method_call_status.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
@@ -296,10 +298,17 @@ void ArcBridgeBootstrapImpl::OnSocketCreated(base::ScopedFD socket_fd) {
   const cryptohome::Identification cryptohome_id(
       user_manager->GetPrimaryUser()->GetAccountId());
 
+  // Read the disable-arc-boot-completed-broadcast flag
+  base::CommandLine *command_line = base::CommandLine::ForCurrentProcess();
+  bool disable_arc_boot_completed_broadcast =
+      command_line->HasSwitch(
+          chromeos::switches::kDisableArcBootCompletedBroadcast);
+
   chromeos::SessionManagerClient* session_manager_client =
       chromeos::DBusThreadManager::Get()->GetSessionManagerClient();
   session_manager_client->StartArcInstance(
       cryptohome_id,
+      disable_arc_boot_completed_broadcast,
       base::Bind(&ArcBridgeBootstrapImpl::OnInstanceStarted,
                  weak_factory_.GetWeakPtr(), base::Passed(&socket_fd)));
 }