78   data_ += std::to_string(value);  in SetInteger()
85   data_ += DoubleToCString(value, buffer);  in SetDouble()
91   data_ += value ? "true" : "false";  in SetBoolean()
97   EscapeAndAppendString(value, &data_);  in SetString()
104   data_ += '{';  in BeginDictionary()
112   data_ += '[';  in BeginArray()
119   data_ += std::to_string(value);  in AppendInteger()
126   data_ += DoubleToCString(value, buffer);  in AppendDouble()
132   data_ += value ? "true" : "false";  in AppendBoolean()
138   EscapeAndAppendString(value, &data_);  in AppendString()
145   data_ += '{';  in BeginDictionary()
153   data_ += '[';  in BeginArray()
160   data_ += '}';  in EndDictionary()
167   data_ += ']';  in EndArray()
175     data_ += ',';  in WriteComma()
181   data_ += '"';  in WriteName()
182   data_ += name;  in WriteName()
183   data_ += "\":";  in WriteName()
188   *out += data_;  in AppendAsTraceFormat()