[CrOS Tether] Fill out the Initializer class. Tether will now initialize fully once the flag is ena…

chromeos/components/tether/tether_host_fetcher.cc

Index: chromeos/components/tether/tether_host_fetcher.cc
diff --git a/chromeos/components/tether/tether_host_fetcher.cc b/chromeos/components/tether/tether_host_fetcher.cc
index 4f13a3c80e7ca842459f2a379204cb815d2a555b..fc6271c3d222310e8054d8e6f7ce5da21dab38be 100644
--- a/chromeos/components/tether/tether_host_fetcher.cc
+++ b/chromeos/components/tether/tether_host_fetcher.cc
@@ -7,6 +7,7 @@
 #include "base/bind.h"
 #include "base/memory/ptr_util.h"
 #include "components/cryptauth/cryptauth_device_manager.h"
+#include "components/cryptauth/cryptauth_enrollment_manager.h"
 #include "components/cryptauth/cryptauth_service.h"
 #include "components/cryptauth/remote_device_loader.h"
 #include "components/cryptauth/secure_message_delegate.h"
@@ -33,6 +34,14 @@ TetherHostFetcher::TetherHostFetchRequest::TetherHostFetchRequest(
 TetherHostFetcher::TetherHostFetchRequest::~TetherHostFetchRequest() {}
 
 TetherHostFetcher::TetherHostFetcher(
+    cryptauth::CryptAuthService* cryptauth_service)
+    : TetherHostFetcher(cryptauth_service->GetAccountId(),
+                        cryptauth_service->GetCryptAuthEnrollmentManager()
+                            ->GetUserPrivateKey(),
+                        cryptauth_service,
+                        cryptauth_service->GetCryptAuthDeviceManager()) {}
+
+TetherHostFetcher::TetherHostFetcher(
     const std::string& user_id,
     const std::string& user_private_key,
     cryptauth::CryptAuthService* cryptauth_service,