866   const size_t previous_len = xml_string_.text.size();  in AppendText()
874         xml_string_.text += ' ';  in AppendText()
890             xml_string_.text += '\t';  in AppendText()
893             xml_string_.text += '\n';  in AppendText()
902             xml_string_.text += static_cast<char>(codepoint);  in AppendText()
906             if (!AppendUnicodeEscapeSequence(&iter, &xml_string_.text)) {  in AppendText()
915             AppendCodepointToUtf8String(codepoint, &xml_string_.text);  in AppendText()
929       AppendCodepointToUtf8String(codepoint, &xml_string_.text);  in AppendText()
934   const uint8_t* utf8_data = reinterpret_cast<const uint8_t*>(xml_string_.text.c_str());  in AppendText()
935   const size_t utf8_length = xml_string_.text.size();  in AppendText()
956   xml_string_.spans.push_back(std::move(span));  in StartSpan()
957   return xml_string_.spans.size() - 1;  in StartSpan()
967   xml_string_.spans[handle].last_char = utf16_len_ - 1u;  in EndSpan()
976   section.start = section.end = xml_string_.text.size();  in StartUntranslatable()
977   xml_string_.untranslatable_sections.push_back(section);  in StartUntranslatable()
978   return xml_string_.untranslatable_sections.size() - 1;  in StartUntranslatable()
985   xml_string_.untranslatable_sections[handle].end = xml_string_.text.size();  in EndUntranslatable()
989   return xml_string_;  in GetFlattenedString()
993   return xml_string_.text;  in to_string()