Revert "Add Kernel Isolate"

runtime/tools/kernel-service.dart

Index: runtime/tools/kernel-service.dart
diff --git a/runtime/tools/kernel-service.dart b/runtime/tools/kernel-service.dart
deleted file mode 100644
index 6ee3580b08b1d9b29fc3d63fa715aee16d998624..0000000000000000000000000000000000000000
--- a/runtime/tools/kernel-service.dart
+++ /dev/null
@@ -1,146 +0,0 @@
-// Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-// This is an interface to the Dart Kernel parser and Kernel binary generator.
-// It is used by the kernel-isolate to load Dart source code and generate
-// Kernel binary format.
-
-import 'dart:isolate';
-import 'dart:async';
-import "dart:io";
-import "dart:typed_data";
-
-import 'package:kernel/binary/ast_to_binary.dart';
-import 'package:kernel/analyzer/loader.dart';
-import 'package:kernel/kernel.dart';
-import 'package:kernel/target/targets.dart';
-
-bool verbose = false;
-
-final RawReceivePort scriptLoadPort = new RawReceivePort();
-
-
-bool checkIsFile(String path) {
-  var stat = new File(path).statSync();
-  switch (stat.type) {
-    case FileSystemEntityType.DIRECTORY:
-      return false;
-    case FileSystemEntityType.NOT_FOUND:
-      return false;
-  }
-  return true;
-}
-
-
-void checkSdkDirectory(String path) {
-  var stat = new File(path).statSync();
-  switch (stat.type) {
-    case FileSystemEntityType.DIRECTORY:
-    case FileSystemEntityType.LINK:
-      return true;
-    default:
-      return false;
-  }
-}
-
-
-class DataSink implements StreamSink<List<int>> {
-  var buffer = [];
-  add(List<int> data) {
-    buffer.addAll(data);
-  }
-  close() {
-    // Nothing to do.
-  }
-}
-
-
-List writeProgramToBuffer(Program program) {
-  var sink = new DataSink();
-  try {
-    new BinaryPrinter(sink).writeProgramFile(program);
-  } finally {
-    sink.close();
-  }
-  return new Uint8List.fromList(sink.buffer);
-}
-
-
-Future parseScript(Uri fileName, String packageConfig, String sdkPath) async {
-
-  if (!checkIsFile(fileName.path)) {
-    throw "Input file '${fileName.path}' does not exist.";
-  }
-
-  if (!checkSdkDirectory(sdkPath)) {
-    throw "Patched sdk directory not found at $sdkPath";
-  }
-
-  Target target = getTarget("vm", new TargetFlags(strongMode: false));
-  DartOptions dartOptions = new DartOptions(
-        strongMode: false,
-        strongModeSdk: false,
-        sdk: sdkPath,
-        packagePath: packageConfig,
-        customUriMappings: {},
-        declaredVariables: {});
-  DartLoader loader =
-      await new DartLoaderBatch().getLoader(new Repository(), dartOptions);
-  var program = loader.loadProgram(fileName, target: target);
-
-  var errors = loader.errors;
-  if (errors.isNotEmpty) {
-    throw loader.errors.first;
-  }
-
-  // Link program into one file, cf. --link option in dartk
-  target.transformProgram(program);
-
-  return writeProgramToBuffer(program);
-}
-
-
-_processLoadRequest(request) {
-  if (verbose) {
-    print("FROM DART KERNEL: load request: $request");
-    print("FROM DART KERNEL: package: ${Platform.packageConfig}");
-    print("FROM DART KERNEL: exec: ${Platform.resolvedExecutable}");
-  }
-  int tag = request[0];
-  SendPort sp = request[1];
-  String inputFileUrl = request[2];
-  Uri scriptUri = Uri.parse(inputFileUrl);
-  Uri packagesUri = Uri.parse(Platform.packageConfig ?? ".packages");
-  Uri patched_sdk = Uri.parse(Platform.resolvedExecutable).resolve("patched_sdk");
-
-  var parsingDone = parseScript(scriptUri, packagesUri.path, patched_sdk.path);
-
-  parsingDone
-    .then((data) {
-        var msg = new List(5);
-        msg[0] = tag;
-        msg[1] = inputFileUrl;
-        msg[2] = inputFileUrl;
-        msg[3] = null;
-        msg[4] = data;
-        sp.send(msg);
-        return;
-    })
-    .catchError((e) {
-        var msg = new List(5);
-        msg[0] = -tag;
-        msg[1] = inputFileUrl;
-        msg[2] = inputFileUrl;
-        msg[3] = null;
-        msg[4] = e.toString();
-        sp.send(msg);
-    });
-}
-
-
-main() {
-  scriptLoadPort.handler = _processLoadRequest;
-  Timer.run(() {});
-  return scriptLoadPort;
-}