[Sync] Put everything in sync/api into csync namespace

chrome/browser/sync/profile_sync_service_preference_unittest.cc

 // Copyright (c) 2012 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 <map>
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
@@ skipping 159 matching lines @@
 
     const sync_pb::PreferenceSpecifics& specifics(
         node.GetEntitySpecifics().preference());
 
     return base::JSONReader::Read(specifics.value());
   }
 
   int64 WriteSyncedValue(const std::string& name,
                          const Value& value,
                          csync::WriteNode* node) {
-    SyncData sync_data;
+    csync::SyncData sync_data;
     if (!PrefModelAssociator::CreatePrefSyncData(name,
                                                  value,
                                                  &sync_data)) {
       return csync::kInvalidId;
     }
     node->SetEntitySpecifics(sync_data.GetSpecifics());
     return node->GetId();
   }
 
   bool IsSynced(const std::string& pref_name) {
@@ skipping 55 matching lines @@
 };
 
 TEST_F(ProfileSyncServicePreferenceTest, CreatePrefSyncData) {
   prefs_->SetString(prefs::kHomePage, example_url0_);
   CreateRootHelper create_root(this, syncable::PREFERENCES);
   ASSERT_TRUE(StartSyncService(create_root.callback(), false));
   ASSERT_TRUE(create_root.success());
 
   const PrefService::Preference* pref =
       prefs_->FindPreference(prefs::kHomePage);
-  SyncData sync_data;
+  csync::SyncData sync_data;
   EXPECT_TRUE(PrefModelAssociator::CreatePrefSyncData(pref->name(),
       *pref->GetValue(), &sync_data));
   EXPECT_EQ(std::string(prefs::kHomePage), sync_data.GetTag());
   const sync_pb::PreferenceSpecifics& specifics(sync_data.GetSpecifics().
       preference());
   EXPECT_EQ(std::string(prefs::kHomePage), specifics.name());
 
   scoped_ptr<Value> value(base::JSONReader::Read(specifics.value()));
   EXPECT_TRUE(pref->GetValue()->Equals(value.get()));
 }
@@ skipping 308 matching lines @@
   EXPECT_FALSE(pref->IsDefaultValue());
   // There should be no synced value.
   EXPECT_TRUE(GetSyncedValue(prefs::kHomePage) == NULL);
   // Switch kHomePage back to unmanaged.
   profile_->GetTestingPrefService()->RemoveManagedPref(prefs::kHomePage);
   // The original value should be picked up.
   EXPECT_TRUE(pref->IsDefaultValue());
   // There should still be no synced value.
   EXPECT_TRUE(GetSyncedValue(prefs::kHomePage) == NULL);
 }