Revert of DevTools: clean up scripts folder

third_party/WebKit/Source/devtools/scripts/gulp/gulpfile.js

-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-var childProcess = require("child_process");
-var fs = require("fs");
-var path = require("path");
-var shell = childProcess.execSync;
-
-var del = require("del");
-var fsPromise = require("fs-promise");
-var gulp = require("gulp");
-
-var concatenateProtocols = require("./concatenate_protocols.js");
-var utils = require("../utils.js");
-
-var devtoolsPath = path.resolve(path.join(__dirname, "../.."));
-var frontendPath = path.join(devtoolsPath, "front_end");
-var releasePath = path.join(devtoolsPath, "release");
-var scriptsPath = path.join(devtoolsPath, "scripts");
-
-gulp.task("default", ["build"]);
-
-gulp.task("clean", cleanTask);
-function cleanTask()
-{
-    del.sync([releasePath], {force: true});
-    fs.mkdirSync(releasePath);
-}
-
-gulp.task("build", ["generateProtocol", "generateSupportedCSSProperties", "generateDevtoolsExtensionAPI", "copyDevtoolsFiles"], buildTask);
-function buildTask()
-{
-    var script = path.join(scriptsPath, "build", "build_release_applications.py");
-    var args = [
-        "inspector",
-        "toolbox",
-        "formatter_worker",
-        "heap_snapshot_worker",
-        "utility_shared_worker",
-        "--input_path",
-        frontendPath,
-        "--output_path",
-        releasePath,
-    ];
-    runPythonScript(script, args);
-}
-
-gulp.task("generateProtocol", ["concatenateProtocol"], generateProtocolTask);
-function generateProtocolTask()
-{
-    var script = path.join(scriptsPath, "build", "code_generator_frontend.py");
-    var args = [
-        path.join(releasePath, "protocol.json"),
-        "--output_js_dir",
-        releasePath,
-    ];
-    runPythonScript(script, args);
-    del.sync([
-        path.join(releasePath, "browser_protocol.json"),
-        path.join(releasePath, "js_protocol.json"),
-        path.join(releasePath, "protocol.json"),
-    ], {force: true});
-}
-
-gulp.task("concatenateProtocol", ["fetchProtocol"], concatenateProtocolTask);
-function concatenateProtocolTask()
-{
-    var protocols = [
-        path.join(releasePath, "browser_protocol.json"),
-        path.join(releasePath, "js_protocol.json"),
-    ];
-    var output = path.join(releasePath, "protocol.json");
-    concatenateProtocols(protocols, output);
-}
-
-gulp.task("fetchProtocol", ["clean"], fetchProtocolTask);
-function fetchProtocolTask(done)
-{
-    var browserProtocolURL = "https://chromium.googlesource.com/chromium/src/+/master/third_party/WebKit/Source/core/inspector/browser_protocol.json?format=TEXT";
-    var browserProtocolFile = path.join(releasePath, "browser_protocol.json");
-    var browserProtocolPromise = fetchAndSaveCodePromise(browserProtocolURL, browserProtocolFile);
-
-    var jsProtocolURL = "https://chromium.googlesource.com/v8/v8/+/master/src/inspector/js_protocol.json?format=TEXT";
-    var jsProtocolFile = path.join(releasePath, "js_protocol.json");
-    var jsProtocolPromise = fetchAndSaveCodePromise(jsProtocolURL, jsProtocolFile);
-
-    Promise.all([browserProtocolPromise, jsProtocolPromise])
-        .then(() => done())
-        .catch(err => console.log("Error fetching protocols:", err));
-}
-
-gulp.task("generateSupportedCSSProperties", ["fetchSupportedCSSProperties"], generateSupportedCSSProperties);
-function generateSupportedCSSProperties()
-{
-    var script = path.join(scriptsPath, "build", "generate_supported_css.py");
-    var inputs = [path.join(releasePath, "CSSProperties.in")];
-    var outputs = [path.join(releasePath, "SupportedCSSProperties.js")];
-    var args = inputs.concat(outputs);
-    runPythonScript(script, args);
-    del.sync([path.join(releasePath, "CSSProperties.in")], {force: true});
-}
-
-gulp.task("fetchSupportedCSSProperties", ["clean"], fetchSupportedCSSProperties);
-function fetchSupportedCSSProperties(done)
-{
-    var supportedCSSPropertiesURL = "https://chromium.googlesource.com/chromium/src/+/master/third_party/WebKit/Source/core/css/CSSProperties.in?format=TEXT";
-    var supportedCSSPropertiesFile = path.join(releasePath, "CSSProperties.in");
-    fetchAndSaveCodePromise(supportedCSSPropertiesURL, supportedCSSPropertiesFile)
-        .then(() => done())
-        .catch(err => console.log("Error fetching CSS properties:", err));
-}
-
-gulp.task("generateDevtoolsExtensionAPI", ["clean"], generateDevtoolsExtensionAPITask);
-function generateDevtoolsExtensionAPITask()
-{
-    var script = path.join(scriptsPath, "build", "generate_devtools_extension_api.py");
-    var inputs = [path.join(frontendPath, "extensions", "ExtensionAPI.js")];
-    var outputs = [path.join(releasePath, "devtools_extension_api.js")];
-    var args = outputs.concat(inputs);
-    runPythonScript(script, args);
-}
-
-gulp.task("copyDevtoolsFiles", ["clean"], copyDevtoolsFilesTask);
-function copyDevtoolsFilesTask()
-{
-    gulp.src(path.join(frontendPath, "devtools.js"))
-        .pipe(gulp.dest(releasePath));
-    gulp.src(path.join(frontendPath, "Tests.js"))
-        .pipe(gulp.dest(releasePath));
-    gulp.src(path.join(frontendPath, "Images/*.*"))
-        .pipe(gulp.dest(path.join(releasePath, "Images")));
-    gulp.src(path.join(frontendPath, "emulated_devices/*.svg"))
-        .pipe(gulp.dest(path.join(releasePath, "emulated_devices")));
-    gulp.src(path.join(frontendPath, "emulated_devices/*.png"))
-        .pipe(gulp.dest(path.join(releasePath, "emulated_devices")));
-}
-
-function fetchAndSaveCodePromise(url, file)
-{
-    return utils.fetch(url)
-        .then(buffer => utils.atob(buffer.toString("binary")))
-        .then(data => fsPromise.writeFile(file, data));
-}
-
-function runPythonScript(script, args)
-{
-    shell(`python ${script} ${args.join(" ")}`);
-}