Introduce a layering in the invalidation component as public and impl

components/invalidation/profile_invalidation_provider.cc

Index: components/invalidation/profile_invalidation_provider.cc
diff --git a/components/invalidation/profile_invalidation_provider.cc b/components/invalidation/profile_invalidation_provider.cc
deleted file mode 100644
index ed7c44bf418927f49feb9da3943aa6175427b48c..0000000000000000000000000000000000000000
--- a/components/invalidation/profile_invalidation_provider.cc
+++ /dev/null
@@ -1,27 +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 "components/invalidation/profile_invalidation_provider.h"
-
-#include "components/invalidation/invalidation_service.h"
-
-namespace invalidation {
-
-ProfileInvalidationProvider::ProfileInvalidationProvider(
-    scoped_ptr<InvalidationService> invalidation_service)
-    : invalidation_service_(invalidation_service.Pass()) {
-}
-
-ProfileInvalidationProvider::~ProfileInvalidationProvider() {
-}
-
-InvalidationService* ProfileInvalidationProvider::GetInvalidationService() {
-  return invalidation_service_.get();
-}
-
-void ProfileInvalidationProvider::Shutdown() {
-  invalidation_service_.reset();
-}
-
-}  // namespace invalidation