[DevTools] Roll closure compiler to ToT version

third_party/WebKit/Source/devtools/scripts/compile_frontend.py

 #!/usr/bin/env python
 # Copyright (c) 2012 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
@@ skipping 56 matching lines @@
         return filepath
     output, _ = popen(['cygpath', '-w', filepath]).communicate()
     # pylint: disable=E1103
     return output.strip().replace('\\', '\\\\')
 
 scripts_path = path.dirname(path.abspath(__file__))
 devtools_path = path.dirname(scripts_path)
 inspector_path = path.join(path.dirname(devtools_path), 'core', 'inspector')
 v8_inspector_path = path.join(path.dirname(devtools_path), 'platform', 'v8_inspector')
 devtools_frontend_path = path.join(devtools_path, 'front_end')
-patched_es6_externs_file = to_platform_path(path.join(devtools_frontend_path, 'es6.js'))
 global_externs_file = to_platform_path(path.join(devtools_frontend_path, 'externs.js'))
 protocol_externs_file = path.join(devtools_frontend_path, 'protocol_externs.js')
 injected_script_source_name = path.join(v8_inspector_path, 'InjectedScriptSource.js')
 injected_script_externs_file = path.join(v8_inspector_path, 'injected_script_externs.js')
 
 jsmodule_name_prefix = 'jsmodule_'
 runtime_module_name = '_runtime'
 
 type_checked_jsdoc_tags_list = ['param', 'return', 'type', 'enum']
 type_checked_jsdoc_tags_or = '|'.join(type_checked_jsdoc_tags_list)
@@ skipping 261 matching lines @@
 
 print 'Compiling frontend...'
 
 compiler_args_file = tempfile.NamedTemporaryFile(mode='wt', delete=False)
 try:
     platform_protocol_externs_file = to_platform_path(protocol_externs_file)
     runtime_js_path = to_platform_path(path.join(devtools_frontend_path, 'Runtime.js'))
     checked_modules = modules_to_check()
     for name in checked_modules:
         closure_args = ' '.join(common_closure_args)
-        closure_args += ' --externs ' + to_platform_path(patched_es6_externs_file)
         closure_args += ' --externs ' + to_platform_path(global_externs_file)
         closure_args += ' --externs ' + platform_protocol_externs_file
         runtime_module = module_arg(runtime_module_name) + ':1 --js ' + runtime_js_path
         closure_args += runtime_module + dump_module(name, True, {})
         compiler_args_file.write('%s %s%s' % (name, closure_args, os.linesep))
 finally:
     compiler_args_file.close()
 
 modular_compiler_proc = popen(java_exec + ['-jar', closure_runner_jar, '--compiler-args-file', to_platform_path_exact(compiler_args_file.name)])
 
-
 def unclosure_injected_script(sourceFileName, outFileName):
 
     source = read_file(sourceFileName)
 
     def replace_function(matchobj):
         return re.sub(r'@param', 'param', matchobj.group(1) or '') + '\n//' + matchobj.group(2)
 
     # Comment out the closure function and its jsdocs
     source = re.sub(r'(/\*\*(?:[\s\n]*\*\s*@param[^\n]+\n)+\s*\*/\s*)?\n(\(function)', replace_function, source, count=1)
 
@@ skipping 122 matching lines @@
 print 'Validate InjectedScriptSource.js output:%s' % os.linesep, (validateInjectedScriptOut if validateInjectedScriptOut else '<empty>')
 errors_found |= hasErrors(validateInjectedScriptOut)
 
 if errors_found:
     print 'ERRORS DETECTED'
 
 os.remove(injectedScriptSourceTmpFile)
 os.remove(compiler_args_file.name)
 os.remove(protocol_externs_file)
 shutil.rmtree(modules_dir, True)