Introduce a layering in the invalidation component as public and impl

components/invalidation/fake_invalidator_unittest.cc

Index: components/invalidation/fake_invalidator_unittest.cc
diff --git a/components/invalidation/fake_invalidator_unittest.cc b/components/invalidation/fake_invalidator_unittest.cc
deleted file mode 100644
index d7c2d1759ef61924472e0112314dcc4ff851fb82..0000000000000000000000000000000000000000
--- a/components/invalidation/fake_invalidator_unittest.cc
+++ /dev/null
@@ -1,63 +0,0 @@
-// Copyright 2014 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 "base/compiler_specific.h"
-#include "base/memory/scoped_ptr.h"
-#include "components/invalidation/fake_invalidator.h"
-#include "components/invalidation/invalidator_test_template.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace syncer {
-
-namespace {
-
-class FakeInvalidatorTestDelegate {
- public:
-  FakeInvalidatorTestDelegate() {}
-
-  ~FakeInvalidatorTestDelegate() {
-    DestroyInvalidator();
-  }
-
-  void CreateInvalidator(
-      const std::string& invalidator_client_id,
-      const std::string& initial_state,
-      const base::WeakPtr<InvalidationStateTracker>&
-          invalidation_state_tracker) {
-    DCHECK(!invalidator_.get());
-    invalidator_.reset(new FakeInvalidator());
-  }
-
-  FakeInvalidator* GetInvalidator() {
-    return invalidator_.get();
-  }
-
-  void DestroyInvalidator() {
-    invalidator_.reset();
-  }
-
-  void WaitForInvalidator() {
-    // Do Nothing.
-  }
-
-  void TriggerOnInvalidatorStateChange(InvalidatorState state) {
-    invalidator_->EmitOnInvalidatorStateChange(state);
-  }
-
-  void TriggerOnIncomingInvalidation(
-      const ObjectIdInvalidationMap& invalidation_map) {
-    invalidator_->EmitOnIncomingInvalidation(invalidation_map);
-  }
-
- private:
-  scoped_ptr<FakeInvalidator> invalidator_;
-};
-
-INSTANTIATE_TYPED_TEST_CASE_P(
-    FakeInvalidatorTest, InvalidatorTest,
-    FakeInvalidatorTestDelegate);
-
-}  // namespace
-
-}  // namespace syncer