[Sync] Move GenerateSyncableHash to base.

components/sync/engine_impl/uss_migrator_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 "components/sync/engine_impl/uss_migrator.h"
 
 #include <memory>
 #include <string>
 #include <utility>
 
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/time/time.h"
+#include "components/sync/base/hash_util.h"
 #include "components/sync/engine_impl/cycle/non_blocking_type_debug_info_emitter.h"
 #include "components/sync/engine_impl/model_type_worker.h"
 #include "components/sync/engine_impl/test_entry_factory.h"
 #include "components/sync/protocol/model_type_state.pb.h"
 #include "components/sync/syncable/directory.h"
 #include "components/sync/syncable/read_node.h"
 #include "components/sync/syncable/read_transaction.h"
-#include "components/sync/syncable/syncable_util.h"
 #include "components/sync/syncable/test_user_share.h"
 #include "components/sync/test/engine/mock_model_type_processor.h"
 #include "components/sync/test/engine/mock_nudge_handler.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace syncer {
 
 namespace {
 
 const ModelType kModelType = PREFERENCES;
 
 std::string GenerateTagHash(const std::string& tag) {
-  return syncable::GenerateSyncableHash(kModelType, tag);
+  return GenerateSyncableHash(kModelType, tag);
 }
 
 const char kToken1[] = "token1";
 const char kTag1[] = "tag1";
 const char kTag2[] = "tag2";
 const char kTag3[] = "tag3";
 const char kValue1[] = "value1";
 const char kValue2[] = "value2";
 const char kValue3[] = "value3";
 const std::string kHash1(GenerateTagHash(kTag1));
@@ skipping 142 matching lines @@
 }
 
 TEST_F(UssMigratorTest, MissingTypeRoot) {
   EXPECT_EQ(0, nudge_handler()->GetNumInitialDownloadNudges());
   ASSERT_FALSE(MigrateDirectoryData(kModelType, user_share(), worker()));
   EXPECT_EQ(1, nudge_handler()->GetNumInitialDownloadNudges());
   EXPECT_EQ(0U, processor()->GetNumUpdateResponses());
 }
 
 }  // namespace syncer