Move chrome-specific SerializedNavigation code to chrome/.

chrome/browser/sessions/session_common_utils_unittest.cc

 // 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.
 
 #include "chrome/browser/sessions/session_common_utils.h"
 
 #include <memory>
 
 #include "components/sessions/content/content_serialized_navigation_builder.h"
 #include "components/sessions/core/serialized_navigation_entry.h"
 #include "components/sessions/core/session_types.h"
 #include "content/public/browser/navigation_entry.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
 void AppendNavigations(sessions::SessionTab* tab,
                        content::NavigationEntry* entry) {
   tab->navigations.push_back(
       sessions::ContentSerializedNavigationBuilder::FromNavigationEntry(
           0, *entry));
 }
 
 }  // namespace
+
 class SessionCommonUtilTest : public ::testing::Test {};
 
 TEST_F(SessionCommonUtilTest, GetSelectedIndex) {
   const GURL settings_page("chrome://settings");
   const GURL sign_out_page("chrome://settings/signOut");
   sessions::SessionTab tab;
 
   std::unique_ptr<content::NavigationEntry> entry1(
       content::NavigationEntry::Create());
   std::unique_ptr<content::NavigationEntry> entry2(
       content::NavigationEntry::Create());
   entry1->SetVirtualURL(settings_page);
   entry2->SetVirtualURL(sign_out_page);
 
   AppendNavigations(&tab, entry1.get());
   AppendNavigations(&tab, entry2.get());
 
   tab.current_navigation_index = 0;
   ASSERT_EQ(0, GetNavigationIndexToSelect(tab));
   tab.current_navigation_index = 1;
   ASSERT_EQ(0, GetNavigationIndexToSelect(tab));
 }