Revert of Implementing a BLE connection finder.

components/proximity_auth/ble/proximity_auth_ble_system.cc

Index: components/proximity_auth/ble/proximity_auth_ble_system.cc
diff --git a/components/proximity_auth/ble/proximity_auth_ble_system.cc b/components/proximity_auth/ble/proximity_auth_ble_system.cc
index b00ce034396930c42a526432f9b08d3f4e4a93a1..b4f20e44dcb0ad5d0cfdfe0c2c19b69494eb7ee1 100644
--- a/components/proximity_auth/ble/proximity_auth_ble_system.cc
+++ b/components/proximity_auth/ble/proximity_auth_ble_system.cc
@@ -4,33 +4,16 @@
 
 #include "components/proximity_auth/ble/proximity_auth_ble_system.h"
 
-#include "base/bind.h"
 #include "base/logging.h"
-#include "base/memory/scoped_ptr.h"
-#include "components/proximity_auth/connection.h"
-#include "device/bluetooth/bluetooth_device.h"
-
-#include "components/proximity_auth/ble/bluetooth_low_energy_connection_finder.h"
 
 namespace proximity_auth {
 
-const std::string kSmartLockServiceUUID =
-    "b3b7e28e-a000-3e17-bd86-6e97b9e28c11";
-
-void ConnectionCallback(
-    scoped_ptr<device::BluetoothGattConnection> connection) {
-  VLOG(1) << "Connection established";
-}
-
 ProximityAuthBleSystem::ProximityAuthBleSystem() {
   VLOG(1) << "Starting Proximity Auth over Bluetooth Low Energy.";
-  BluetoothLowEnergyConnectionFinder* connection_finder =
-      new BluetoothLowEnergyConnectionFinder(kSmartLockServiceUUID);
-  connection_finder->Find(base::Bind(&ConnectionCallback));
 }
 
 ProximityAuthBleSystem::~ProximityAuthBleSystem() {
   VLOG(1) << "Stopping Proximity over Bluetooth Low Energy.";
 }
 
-}  // proximity_auth
+}  // namespace proximity_auth