[Sync] Move model_type* from syncable/ to base/

sync/internal_api/public/engine/model_safe_worker_unittest.cc

Index: sync/internal_api/public/engine/model_safe_worker_unittest.cc
diff --git a/sync/internal_api/public/engine/model_safe_worker_unittest.cc b/sync/internal_api/public/engine/model_safe_worker_unittest.cc
index 550c1b26443a79849df410b3959fccc27146c830..a25e0b1133785af6cc2048f665135d64103bb457 100644
--- a/sync/internal_api/public/engine/model_safe_worker_unittest.cc
+++ b/sync/internal_api/public/engine/model_safe_worker_unittest.cc
@@ -51,5 +51,21 @@ TEST_F(ModelSafeWorkerTest, GetRoutingInfoTypes) {
   EXPECT_TRUE(GetRoutingInfoTypes(routing_info).Equals(expected_types));
 }
 
+TEST_F(ModelSafeWorkerTest, ModelSafeRoutingInfoToPayloadMap) {
+  std::string payload = "test";
+  ModelSafeRoutingInfo routing_info;
+  routing_info[syncable::BOOKMARKS] = GROUP_PASSIVE;
+  routing_info[syncable::NIGORI] = GROUP_UI;
+  routing_info[syncable::PREFERENCES] = GROUP_DB;
+  syncable::ModelTypePayloadMap types_with_payloads =
+      ModelSafeRoutingInfoToPayloadMap(routing_info, payload);
+  ASSERT_EQ(routing_info.size(), types_with_payloads.size());
+  for (ModelSafeRoutingInfo::iterator iter = routing_info.begin();
+       iter != routing_info.end();
+       ++iter) {
+    EXPECT_EQ(payload, types_with_payloads[iter->first]);
+  }
+}
+
 }  // namespace
 }  // namespace syncer