2828 def CheckStyle(filename, clean_lines, linenum, file_extension, nesting_state,  argument
2890   if file_extension == 'h':
3179 def CheckLanguage(filename, clean_lines, linenum, file_extension, include_state,  argument
3333   if file_extension == 'h':
3481   if (file_extension == 'h'
3818 def ProcessLine(filename, file_extension, clean_lines, line,  argument
3846   CheckStyle(filename, clean_lines, line, file_extension, nesting_state, error)
3847   CheckLanguage(filename, clean_lines, line, file_extension, include_state,
3857 def ProcessFileData(filename, file_extension, lines, error,  argument
3883   if file_extension == 'h':
3889     ProcessLine(filename, file_extension, clean_lines, line,
3953   file_extension = filename[filename.rfind('.') + 1:]
3957   if (filename != '-' and file_extension != 'cc' and file_extension != 'h'
3958       and file_extension != 'cpp'):
3961     ProcessFileData(filename, file_extension, lines, Error,