Fix BluetoothAdapterProfileChromeOS lifecycle management

device/bluetooth/bluetooth_adapter_profile_chromeos.cc

Index: device/bluetooth/bluetooth_adapter_profile_chromeos.cc
diff --git a/device/bluetooth/bluetooth_adapter_profile_chromeos.cc b/device/bluetooth/bluetooth_adapter_profile_chromeos.cc
index 2feff37aed352abdbf8c54b8f42ecd096f465639..9fbb4b8ae936363b073da06895251fe203dfb856 100644
--- a/device/bluetooth/bluetooth_adapter_profile_chromeos.cc
+++ b/device/bluetooth/bluetooth_adapter_profile_chromeos.cc
@@ -20,15 +20,12 @@ namespace chromeos {
 
 // static
 BluetoothAdapterProfileChromeOS* BluetoothAdapterProfileChromeOS::Register(
-    BluetoothAdapterChromeOS* adapter,
     const device::BluetoothUUID& uuid,
     const BluetoothProfileManagerClient::Options& options,
     const base::Closure& success_callback,
     const BluetoothProfileManagerClient::ErrorCallback& error_callback) {
-  DCHECK(adapter);
-
   BluetoothAdapterProfileChromeOS* profile =
-      new BluetoothAdapterProfileChromeOS(adapter, uuid);
+      new BluetoothAdapterProfileChromeOS(uuid);
 
   VLOG(1) << "Registering profile: " << profile->object_path().value();
   DBusThreadManager::Get()->GetBluetoothProfileManagerClient()->RegisterProfile(
@@ -39,9 +36,8 @@ BluetoothAdapterProfileChromeOS* BluetoothAdapterProfileChromeOS::Register(
 }
 
 BluetoothAdapterProfileChromeOS::BluetoothAdapterProfileChromeOS(
-    BluetoothAdapterChromeOS* adapter,
     const device::BluetoothUUID& uuid)
-    : uuid_(uuid), adapter_(adapter), weak_ptr_factory_(this) {
+    : uuid_(uuid), weak_ptr_factory_(this) {
   std::string uuid_path;
   base::ReplaceChars(uuid.canonical_value(), ":-", "_", &uuid_path);
   object_path_ =
@@ -54,7 +50,6 @@ BluetoothAdapterProfileChromeOS::BluetoothAdapterProfileChromeOS(
 }
 
 BluetoothAdapterProfileChromeOS::~BluetoothAdapterProfileChromeOS() {
-  profile_.reset();
 }
 
 bool BluetoothAdapterProfileChromeOS::SetDelegate(