[Sync] Replace all instances of ModelTypeSet with ModelEnumSet

chrome/browser/sync/syncable/model_type.h

Index: chrome/browser/sync/syncable/model_type.h
diff --git a/chrome/browser/sync/syncable/model_type.h b/chrome/browser/sync/syncable/model_type.h
index f31c3777756027a99e79190822d5a29af112b62f..a532e02d4b77843c8fda11bc431c29adb6ed178f 100644
--- a/chrome/browser/sync/syncable/model_type.h
+++ b/chrome/browser/sync/syncable/model_type.h
@@ -85,7 +85,6 @@ enum ModelType {
   MODEL_TYPE_COUNT,
 };
 
-typedef std::set<ModelType> ModelTypeSet;
 typedef browser_sync::EnumSet<
   ModelType, FIRST_REAL_MODEL_TYPE, LAST_REAL_MODEL_TYPE> ModelEnumSet;
 typedef browser_sync::EnumSet<
@@ -137,25 +136,14 @@ base::StringValue* ModelTypeToValue(ModelType model_type);
 // Converts a Value into a ModelType - complement to ModelTypeToValue().
 ModelType ModelTypeFromValue(const base::Value& value);
 
-std::string ModelTypeSetToString(const ModelTypeSet& model_types);
-
 // Returns the ModelType corresponding to the name |model_type_string|.
 ModelType ModelTypeFromString(const std::string& model_type_string);
 
 std::string ModelEnumSetToString(ModelEnumSet model_types);
 
-ModelTypeSet ModelEnumSetToSet(ModelEnumSet enum_set);
-
-ModelEnumSet ModelTypeSetToEnumSet(const ModelTypeSet& model_type_set);
-
 // Caller takes ownership of returned list.
 base::ListValue* ModelEnumSetToValue(ModelEnumSet model_types);
 
-// Caller takes ownership of returned list.
-base::ListValue* ModelTypeSetToValue(const ModelTypeSet& model_types);
-
-ModelTypeSet ModelTypeSetFromValue(const base::ListValue& value);
-
 ModelEnumSet ModelEnumSetFromValue(const base::ListValue& value);
 
 // Returns a string corresponding to the syncable tag for this datatype.
@@ -178,9 +166,6 @@ bool RealModelTypeToNotificationType(ModelType model_type,
 bool NotificationTypeToRealModelType(const std::string& notification_type,
                                      ModelType* model_type);
 
-// Returns a ModelTypeSet with all real model types.
-ModelTypeSet GetAllRealModelTypes();
-
 // Returns true if |model_type| is a real datatype
 bool IsRealDataType(ModelType model_type);