Revert of [EasyUnlock] Add beacon_seeds to RemoteDevice.

components/proximity_auth/remote_device_life_cycle_impl.cc

Index: components/proximity_auth/remote_device_life_cycle_impl.cc
diff --git a/components/proximity_auth/remote_device_life_cycle_impl.cc b/components/proximity_auth/remote_device_life_cycle_impl.cc
index 011786fc1109b2f3de3d20d62f263e3e0725d2ea..54e4b71f1eee943b7e4e9607fb24a67d2e93634c 100644
--- a/components/proximity_auth/remote_device_life_cycle_impl.cc
+++ b/components/proximity_auth/remote_device_life_cycle_impl.cc
@@ -90,8 +90,17 @@
 RemoteDeviceLifeCycleImpl::CreateConnectionFinder() {
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           proximity_auth::switches::kEnableBluetoothLowEnergyDiscovery)) {
+    cryptauth::RemoteBeaconSeedFetcher fetcher(
+        proximity_auth_client_->GetCryptAuthDeviceManager());
+    std::vector<cryptauth::BeaconSeed> beacon_seeds;
+    if (!fetcher.FetchSeedsForDevice(remote_device_, &beacon_seeds)) {
+      PA_LOG(ERROR) << "Unable to fetch BeaconSeeds for "
+                    << remote_device_.name;
+      return nullptr;
+    }
+
     return base::MakeUnique<BluetoothLowEnergyConnectionFinder>(
-        remote_device_, bluetooth_throttler_);
+        remote_device_, beacon_seeds, bluetooth_throttler_);
   } else {
     return base::MakeUnique<BluetoothConnectionFinder>(
         remote_device_, device::BluetoothUUID(kClassicBluetoothServiceUUID),