@Override
	public PrototypeModel getDefaultCallingConvention() {
		CompilerSpec compilerSpec = program.getCompilerSpec();
		return compilerSpec.getDefaultCallingConvention();
	}
Construct a new FunctionManager
@param dbHandle data base handle
@param addrMap address map for the program
@param openMode CREATE, UPDATE, READ_ONLY, or UPGRADE
@param lock the program synchronization lock
@param monitor
@throws VersionException if function manager's version does not match
its expected version
@throws CancelledException if the function table is being upgraded
and the user canceled the upgrade process
@throws IOException if there was a problem accessing the database
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/function/FunctionManagerDB.java