Introduce a layering in the invalidation component as public and impl

components/invalidation/invalidation_service_android_unittest.cc

Index: components/invalidation/invalidation_service_android_unittest.cc
diff --git a/components/invalidation/invalidation_service_android_unittest.cc b/components/invalidation/invalidation_service_android_unittest.cc
deleted file mode 100644
index ed295bb52897d438f76c41747d47123ee84b3991..0000000000000000000000000000000000000000
--- a/components/invalidation/invalidation_service_android_unittest.cc
+++ /dev/null
@@ -1,41 +0,0 @@
-// Copyright (c) 2013 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.
-
-#include "components/invalidation/invalidation_service_android.h"
-
-#include "base/android/jni_android.h"
-#include "components/invalidation/fake_invalidation_handler.h"
-#include "components/invalidation/invalidation_service_test_template.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace invalidation {
-
-#if defined(OS_ANDROID)
-
-class InvalidationServiceAndroidTest : public testing::Test {
- public:
-  InvalidationServiceAndroidTest() :
-      invalidation_service_(base::android::GetApplicationContext()) {}
-  ~InvalidationServiceAndroidTest() override {}
-
-  InvalidationService& invalidation_service() {
-    return invalidation_service_;
-  }
-
- private:
-  InvalidationServiceAndroid invalidation_service_;
-};
-
-TEST_F(InvalidationServiceAndroidTest, FetchClientId) {
-  const std::string id1 = invalidation_service().GetInvalidatorClientId();
-  ASSERT_FALSE(id1.empty());
-
-  // If nothing else, the ID should be consistent.
-  const std::string id2 = invalidation_service().GetInvalidatorClientId();
-  ASSERT_EQ(id1, id2);
-}
-
-#endif
-
-}  // namespace invalidation