Upstream Chrome on iOS source code [11/11].

ios/chrome/browser/signin/BUILD.gn

 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 source_set("signin") {
   sources = [
     "about_signin_internals_factory.cc",
     "about_signin_internals_factory.h",
     "account_consistency_service_factory.h",
     "account_consistency_service_factory.mm",
@@ skipping 116 matching lines @@
     "//ios/public/provider/chrome/browser",
     "//ios/public/provider/chrome/browser/signin",
     "//ios/public/provider/chrome/browser/signin:test_support",
     "//ios/web:test_support",
     "//net:test_support",
     "//testing/gmock",
     "//testing/gtest",
     "//third_party/ocmock",
   ]
 }
+
+source_set("signin_internal") {
+  sources = [
+    "signin_capability.cc",
+    "signin_capability.h",
+  ]
+  deps = [
+    "//base",
+    "//components/signin/core/browser",
+    "//ios/chrome/browser/browser_state",
+    "//ios/chrome/browser/signin",
+  ]
+}