arc: Add cryptohome_id to EmitArcBooted.

chrome/browser/chromeos/arc/boot_phase_monitor/arc_boot_phase_monitor_bridge.cc

Index: chrome/browser/chromeos/arc/boot_phase_monitor/arc_boot_phase_monitor_bridge.cc
diff --git a/chrome/browser/chromeos/arc/boot_phase_monitor/arc_boot_phase_monitor_bridge.cc b/chrome/browser/chromeos/arc/boot_phase_monitor/arc_boot_phase_monitor_bridge.cc
index 458e823042e212fdafd7e11ee45f463e70d0bcb8..9792fdf55c3a1c5169db30d2a41f09ec05cf145e 100644
--- a/chrome/browser/chromeos/arc/boot_phase_monitor/arc_boot_phase_monitor_bridge.cc
+++ b/chrome/browser/chromeos/arc/boot_phase_monitor/arc_boot_phase_monitor_bridge.cc
@@ -4,17 +4,30 @@
 
 #include "chrome/browser/chromeos/arc/boot_phase_monitor/arc_boot_phase_monitor_bridge.h"
 
+#include "base/bind.h"
 #include "base/logging.h"
 #include "chrome/browser/chromeos/arc/boot_phase_monitor/arc_instance_throttle.h"
+#include "chrome/browser/ui/ash/multi_user/multi_user_util.h"
+#include "chromeos/cryptohome/cryptohome_parameters.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "chromeos/dbus/session_manager_client.h"
 #include "components/arc/arc_bridge_service.h"
 
+namespace {
+
+void OnEmitArcBooted(bool success) {
+  if (!success)
+    VLOG(1) << "Failed to emit arc booted signal.";
+}
+
+}  // namespace
+
 namespace arc {
 
 ArcBootPhaseMonitorBridge::ArcBootPhaseMonitorBridge(
-    ArcBridgeService* bridge_service)
-    : ArcService(bridge_service), binding_(this) {
+    ArcBridgeService* bridge_service,
+    const AccountId& account_id)
+    : ArcService(bridge_service), account_id_(account_id), binding_(this) {
   DCHECK(thread_checker_.CalledOnValidThread());
   arc_bridge_service()->boot_phase_monitor()->AddObserver(this);
 }
@@ -42,7 +55,8 @@ void ArcBootPhaseMonitorBridge::OnBootCompleted() {
 
   chromeos::SessionManagerClient* session_manager_client =
       chromeos::DBusThreadManager::Get()->GetSessionManagerClient();
-  session_manager_client->EmitArcBooted();
+  session_manager_client->EmitArcBooted(cryptohome::Identification(account_id_),
+                                        base::Bind(&OnEmitArcBooted));
 
   // Start monitoring window activation changes to prioritize/throttle the
   // container when needed.