skip checking size on links

skip google music cache

Change-Id: I75d6fd0e17140d12cb2c6d335e8ff73a6f871aa2

partition.cpp

@@ -1452,6 +1452,8 @@ bool TWPartition::Backup_Tar(string backup_folder) {
 
 	DataManager::GetValue(TW_USE_COMPRESSION_VAR, use_compression);
 	tar.use_compression = use_compression;
+	//exclude Google Music Cache
+	tar.setexcl("/data/data/com.google.android.music/files");
 #ifndef TW_EXCLUDE_ENCRYPTED_BACKUPS
 	DataManager::GetValue("tw_encrypt_backup", use_encryption);
 	if (use_encryption && Can_Encrypt_Backup) {