Add logic to flip Nigori bit to instruct other clients to sync tabs.

chrome/browser/sync/internal_api/syncapi_unittest.cc

 // Copyright (c) 2011 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.
 
 // Unit tests for the SyncApi. Note that a lot of the underlying
 // functionality is provided by the Syncable layer, which has its own
 // unit tests. We'll test SyncApi specific things in this harness.
 
 #include <cstddef>
 #include <map>
@@ skipping 898 matching lines @@
   int update_enabled_types_call_count_;
 };
 
 TEST_F(SyncManagerTest, UpdateEnabledTypes) {
   EXPECT_EQ(1, update_enabled_types_call_count_);
   // Triggers SyncNotifierUpdateEnabledTypes.
   sync_manager_.UpdateEnabledTypes();
   EXPECT_EQ(2, update_enabled_types_call_count_);
 }
 
+TEST_F(SyncManagerTest, DoNotSyncTabsInNigoriNode) {
+  syncable::ModelTypeSet encrypted_types;
+  encrypted_types.insert(syncable::TYPED_URLS);
+  sync_manager_.MaybeSetSyncTabsInNigoriNode(encrypted_types);
+
+  ReadTransaction trans(FROM_HERE, sync_manager_.GetUserShare());
+  ReadNode node(&trans);
+  ASSERT_TRUE(node.InitByIdLookup(GetIdForDataType(syncable::NIGORI)));
+  EXPECT_FALSE(node.GetNigoriSpecifics().sync_tabs());
+}
+
+TEST_F(SyncManagerTest, SyncTabsInNigoriNode) {
+  syncable::ModelTypeSet encrypted_types;
+  encrypted_types.insert(syncable::SESSIONS);
+  sync_manager_.MaybeSetSyncTabsInNigoriNode(encrypted_types);
+
+  ReadTransaction trans(FROM_HERE, sync_manager_.GetUserShare());
+  ReadNode node(&trans);
+  ASSERT_TRUE(node.InitByIdLookup(GetIdForDataType(syncable::NIGORI)));
+  EXPECT_TRUE(node.GetNigoriSpecifics().sync_tabs());
+}
+
 TEST_F(SyncManagerTest, ProcessJsMessage) {
   const JsArgList kNoArgs;
 
   StrictMock<MockJsReplyHandler> reply_handler;
 
   ListValue false_args;
   false_args.Append(Value::CreateBooleanValue(false));
 
   EXPECT_CALL(reply_handler,
               HandleJsReply("getNotificationState",
@@ skipping 563 matching lines @@
     ReadNode node(&trans);
     EXPECT_TRUE(node.InitByIdLookup(node1));
     EXPECT_EQ(syncable::BOOKMARKS, node.GetModelType());
     EXPECT_EQ(title, node.GetTitle());
     EXPECT_EQ(title, node.GetBookmarkSpecifics().title());
     EXPECT_EQ(url, node.GetBookmarkSpecifics().url());
   }
 }
 
 }  // namespace browser_sync