194 static Maybe<std::string> ExtractCompiledString(xml::Attribute* attr, std::string* out_error) {  in ExtractCompiledString()  argument
201         *out_error = "compiled value is an empty string";  in ExtractCompiledString()
205     *out_error = "compiled value is not a string";  in ExtractCompiledString()
213   *out_error = "value is an empty string";  in ExtractCompiledString()
217 static Maybe<uint32_t> ExtractCompiledInt(xml::Attribute* attr, std::string* out_error) {  in ExtractCompiledInt()  argument
226     *out_error = "compiled value is not an integer";  in ExtractCompiledInt()
237   *out_error = error_msg.str();  in ExtractCompiledInt()
241 static Maybe<int> ExtractSdkVersion(xml::Attribute* attr, std::string* out_error) {  in ExtractSdkVersion()  argument
249       *out_error = "compiled value is not an integer or string";  in ExtractSdkVersion()
260       *out_error = "compiled string value is not a valid SDK version";  in ExtractSdkVersion()
263     *out_error = "compiled value is not an integer or string";  in ExtractSdkVersion()
274   *out_error = error_msg.str();  in ExtractSdkVersion()