Google OAuth Device Flow support for FNL

services/authenticating_url_loader_interceptor/authenticating_url_loader_interceptor_apptest.cc

Index: services/authenticating_url_loader_interceptor/authenticating_url_loader_interceptor_apptest.cc
diff --git a/services/authenticating_url_loader_interceptor/authenticating_url_loader_interceptor_apptest.cc b/services/authenticating_url_loader_interceptor/authenticating_url_loader_interceptor_apptest.cc
index 9bf7aa2c2978f707555d63377afbdecca220d3a7..cb684a9f33d8c0838b63874058aa37afb52bded4 100644
--- a/services/authenticating_url_loader_interceptor/authenticating_url_loader_interceptor_apptest.cc
+++ b/services/authenticating_url_loader_interceptor/authenticating_url_loader_interceptor_apptest.cc
@@ -102,11 +102,23 @@ class MockAuthenticationService : public authentication::AuthenticationService {
     }
     callback.Run(kCachedToken, nullptr);
   }
+
   void ClearOAuth2Token(const mojo::String& token) override {
     num_clear_token_calls_++;
     use_fresh_token_ = true;
   }
 
+  void GetOAuth2DeviceCode(
+      mojo::Array<mojo::String> scopes,
+      const GetOAuth2DeviceCodeCallback& callback) override {
+    callback.Run(nullptr, nullptr, nullptr, "Not implemented");
+  }
+
+  void AddAccount(const mojo::String& device_code,
+                  const AddAccountCallback& callback) override {
+    callback.Run(nullptr, "Not implemented");
+  }
+
   Binding<authentication::AuthenticationService> binding_;
   uint32_t num_select_account_calls_;
   uint32_t num_get_token_calls_;