Revert "Merge more Kernel infrastructure from kernel_sdk SDK fork."

tools/testing/dart/compiler_configuration.dart

Index: tools/testing/dart/compiler_configuration.dart
diff --git a/tools/testing/dart/compiler_configuration.dart b/tools/testing/dart/compiler_configuration.dart
index 2ad03e4cab92b70a7f77fc6adc97de16626bdd58..49368ce1cc60234084f1e0b2310966c7de4bd1df 100644
--- a/tools/testing/dart/compiler_configuration.dart
+++ b/tools/testing/dart/compiler_configuration.dart
@@ -89,19 +89,6 @@ abstract class CompilerConfiguration {
             arch: configuration['arch'],
             useBlobs: useBlobs,
             isAndroid: configuration['system'] == 'android');
-      case 'dartk':
-        return ComposedCompilerConfiguration.createDartKConfiguration(
-            isHostChecked: isHostChecked,
-            kernel_transformers: configuration['kernel_transformers'],
-            useSdk: useSdk);
-      case 'dartkp':
-        return ComposedCompilerConfiguration.createDartKPConfiguration(
-            isHostChecked: isHostChecked,
-            arch: configuration['arch'],
-            useBlobs: useBlobs,
-            isAndroid: configuration['system'] == 'android',
-            kernel_transformers: configuration['kernel_transformers'],
-            useSdk: useSdk);
       case 'none':
         return new NoneCompilerConfiguration(
             isDebug: isDebug,
@@ -212,257 +199,6 @@ class NoneCompilerConfiguration extends CompilerConfiguration {
   }
 }
 
-/// The "dartk" compiler.
-class DartKCompilerConfiguration extends CompilerConfiguration {
-  DartKCompilerConfiguration({bool isHostChecked, bool useSdk})
-      : super._subclass(isHostChecked: isHostChecked, useSdk: useSdk);
-
-  @override
-  String computeCompilerPath(String buildDir) {
-    return 'third_party/pkg/kernel/bin/dartk.dart';
-  }
-
-  CompilationCommand computeCompilationCommand(
-      String outputFileName,
-      String buildDir,
-      CommandBuilder commandBuilder,
-      List arguments,
-      Map<String, String> environmentOverrides) {
-    var extraArguments = [
-      '--sdk',
-      '$buildDir/obj/gen/patched_sdk',
-      '--link',
-      '--target=vm',
-      '--out',
-      outputFileName
-    ];
-    return commandBuilder.getKernelCompilationCommand(
-        'dartk',
-        outputFileName,
-        true,
-        bootstrapDependencies(buildDir),
-        computeCompilerPath(buildDir),
-        []..addAll(arguments)..addAll(extraArguments),
-        environmentOverrides);
-  }
-
-  CommandArtifact computeCompilationArtifact(
-      String buildDir,
-      String tempDir,
-      CommandBuilder commandBuilder,
-      List arguments,
-      Map<String, String> environmentOverrides) {
-    return new CommandArtifact(<Command>[
-      this.computeCompilationCommand('$tempDir/out.dill', buildDir,
-          CommandBuilder.instance, arguments, environmentOverrides)
-    ], '$tempDir/out.dill', 'application/dart');
-  }
-}
-
-typedef List<String> CompilerArgumentsFunction(
-    List<String> globalArguments,
-    String previousCompilerOutput);
-
-class PipelineCommand {
-  final CompilerConfiguration compilerConfiguration;
-  final CompilerArgumentsFunction _argumentsFunction;
-
-  PipelineCommand._(this.compilerConfiguration, this._argumentsFunction);
-
-  factory PipelineCommand.runWithGlobalArguments(CompilerConfiguration conf) {
-    return new PipelineCommand._(conf, (List<String> globalArguments,
-                                        String previousOutput) {
-      assert(previousOutput == null);
-      return globalArguments;
-    });
-  }
-
-  factory PipelineCommand.runWithDartOrKernelFile(CompilerConfiguration conf) {
-    return new PipelineCommand._(conf, (List<String> globalArguments,
-                                        String previousOutput) {
-      var filtered = globalArguments
-        .where((String name) => name.endsWith('.dart') ||
-                                name.endsWith('.dill'))
-        .toList();
-      assert(filtered.length == 1);
-      return filtered;
-    });
-  }
-
-  factory PipelineCommand.runWithPreviousKernelOutput(
-      CompilerConfiguration conf) {
-    return new PipelineCommand._(conf, (List<String> globalArguments,
-                                        String previousOutput) {
-      assert(previousOutput.endsWith('.dill'));
-      return [previousOutput];
-    });
-  }
-
-  List<String> extractArguments(List<String> globalArguments,
-                                String previousOutput) {
-    return _argumentsFunction(globalArguments, previousOutput);
-  }
-}
-
-class ComposedCompilerConfiguration extends CompilerConfiguration {
-  final List<PipelineCommand> pipelineCommands;
-
-  ComposedCompilerConfiguration(this.pipelineCommands)
-      : super._subclass();
-
-  CommandArtifact computeCompilationArtifact(
-      String buildDir,
-      String tempDir,
-      CommandBuilder commandBuilder,
-      List globalArguments,
-      Map<String, String> environmentOverrides) {
-
-    List<Command> allCommands = [];
-
-    // The first compilation command is as usual.
-    var arguments = pipelineCommands[0].extractArguments(globalArguments, null);
-    CommandArtifact artifact =
-        pipelineCommands[0].compilerConfiguration.computeCompilationArtifact(
-          buildDir, tempDir, commandBuilder, arguments, environmentOverrides);
-    allCommands.addAll(artifact.commands);
-
-    // The following compilation commands are based on the output of the
-    // previous one.
-    for (int i = 1; i < pipelineCommands.length; i++) {
-      PipelineCommand pc = pipelineCommands[i];
-
-      arguments = pc.extractArguments(globalArguments, artifact.filename);
-      artifact = pc.compilerConfiguration.computeCompilationArtifact(
-          buildDir, tempDir, commandBuilder, arguments, environmentOverrides);
-
-      allCommands.addAll(artifact.commands);
-    }
-
-    return new CommandArtifact(
-        allCommands, artifact.filename, artifact.mimeType);
-  }
-
-  List<String> computeCompilerArguments(vmOptions, sharedOptions, args) {
-    // The result will be passed as an input to [extractArguments]
-    // (i.e. the arguments to the [PipelineCommand]).
-    return new List<String>.from(sharedOptions)..addAll(args);
-  }
-
-  List<String> computeRuntimeArguments(
-      RuntimeConfiguration runtimeConfiguration,
-      String buildDir,
-      TestInformation info,
-      List<String> vmOptions,
-      List<String> sharedOptions,
-      List<String> originalArguments,
-      CommandArtifact artifact) {
-    return <String>[artifact.filename];
-  }
-
-  static ComposedCompilerConfiguration createDartKPConfiguration(
-      {bool isHostChecked, String arch, bool useBlobs, bool isAndroid,
-       String kernel_transformers, bool useSdk}) {
-    var nested = [];
-
-    // Compile with dartk.
-    nested.add(new PipelineCommand.runWithGlobalArguments(
-        new DartKCompilerConfiguration(isHostChecked: isHostChecked,
-            useSdk: useSdk)));
-
-    // Run zero or more transformations.
-    addKernelTransformations(nested, kernel_transformers);
-
-    // Run the normal precompiler.
-    nested.add(new PipelineCommand.runWithPreviousKernelOutput(
-        new PrecompilerCompilerConfiguration(
-          arch: arch, useBlobs: useBlobs, isAndroid: isAndroid)));
-
-    return new ComposedCompilerConfiguration(nested);
-  }
-
-  static ComposedCompilerConfiguration createDartKConfiguration(
-      {bool isHostChecked, bool useSdk, String kernel_transformers}) {
-    var nested = [];
-
-    // Compile with dartk.
-    nested.add(new PipelineCommand.runWithGlobalArguments(
-        new DartKCompilerConfiguration(isHostChecked: isHostChecked,
-            useSdk: useSdk)));
-
-    // Run zero or more transformations.
-    addKernelTransformations(nested, kernel_transformers);
-
-    return new ComposedCompilerConfiguration(nested);
-  }
-
-  static void addKernelTransformations(List<PipelineCommand> nested,
-                                       String kernel_transformers) {
-    if (kernel_transformers != null && kernel_transformers.length > 0) {
-      List<String> names = kernel_transformers.split(',');
-      for (var name in names) {
-        var transformation = new KernelTransformation(name);
-        nested.add(nested.isEmpty
-            ? new PipelineCommand.runWithDartOrKernelFile(transformation)
-            : new PipelineCommand.runWithPreviousKernelOutput(transformation));
-      }
-    }
-  }
-}
-
-class KernelTransformation extends CompilerConfiguration {
-  final String transformation;
-
-  KernelTransformation(this.transformation) : super._subclass();
-
-  CommandArtifact computeCompilationArtifact(
-      String buildDir,
-      String tempDir,
-      CommandBuilder commandBuilder,
-      List arguments,
-      Map<String, String> environmentOverrides) {
-    assert(arguments.length == 1);
-    assert(arguments.last.contains('/'));
-    assert(arguments.last.endsWith('.dill'));
-
-    // The --kernel-transformers=a,b can be specified as
-    //    a = <name>
-    //    a = <name>:<path-to-transformer-executable>
-    int colonIndex = transformation.indexOf(':');
-    String transformationName = transformation;
-    String executable;
-    if (colonIndex > 0) {
-      executable = transformation.substring(colonIndex + 1);
-      transformationName = transformation.substring(0, colonIndex);
-    }
-
-    // The transformed output will be always written to a new file in the
-    // test-specific temporary directory.
-    var inputFile = arguments.last;
-    var baseInputFilename = inputFile.substring(
-        inputFile.lastIndexOf('/') + 1, inputFile.length - '.dill'.length);
-    var outputFile = '$tempDir/$baseInputFilename.$transformationName.dill';
-
-    // Use the user-supplied transformer or fall back to `transformer.dart`.
-    List<String> transformerArguments;
-    bool useBatchMode = false;
-    if (executable == null) {
-      executable = 'third_party/pkg/kernel/bin/transform.dart';
-      transformerArguments =
-          ['-f', 'bin', '-t', transformation, '-o', outputFile, inputFile];
-      useBatchMode = true;
-    } else {
-      transformerArguments = [inputFile, outputFile];
-    }
-
-    var command = commandBuilder.getKernelTransformationCommand(
-        transformationName, executable, transformerArguments, outputFile,
-        environmentOverrides, useBatchMode);
-
-    return new CommandArtifact(
-        <Command>[ command ], outputFile, 'application/dart');
-  }
-}
-
 /// Common configuration for dart2js-based tools, such as, dart2js
 class Dart2xCompilerConfiguration extends CompilerConfiguration {
   final String moniker;