The <cxxClassDeclarationFileLine> element is defined within <cxxClassAPIItemLocation>. <cxxClassDeclarationFileLine> specifies the line on which the API is declared
The element <cxxClassDeclarationFileLine> is empty but for the required attributes name and value. name is always "lineNumber" and value is the line number.
<cxxClassAPIItemLocation> <cxxClassDeclarationFile name="filePath" value="D:/include/headerfile.h"/> <cxxClassDeclarationFileLine name="lineNumber" value="775"/> <cxxClassDefinitionFile name="filePath" value="D:/include/headerfile.h"/> <cxxClassDefinitionFileLineStart name="lineNumber" value="765"/> <cxxClassDefinitionFileLineEnd name="lineNumber" value="787"/> </cxxClassAPIItemLocation>