Get rid of --use-repository-packages and --use-public-packages.

tools/testing/dart/test_runner.dart

Index: tools/testing/dart/test_runner.dart
diff --git a/tools/testing/dart/test_runner.dart b/tools/testing/dart/test_runner.dart
index e69a6ac2e9daafc532ded4b0ee6484799ba8ff28..8402519cfb423e29fe4e3f677e05bcfd43daa3c2 100644
--- a/tools/testing/dart/test_runner.dart
+++ b/tools/testing/dart/test_runner.dart
@@ -19,8 +19,6 @@ import "dart:convert" show LineSplitter, UTF8, JSON;
 import "dart:io" as io;
 import "dart:math" as math;
 
-import 'package:yaml/yaml.dart';
-
 import 'android.dart';
 import "browser_controller.dart";
 import 'dependency_graph.dart' as dgraph;
@@ -525,98 +523,6 @@ class CleanDirectoryCopyCommand extends ScriptCommand {
       _destinationDirectory == other._destinationDirectory;
 }
 
-class ModifyPubspecYamlCommand extends ScriptCommand {
-  String _pubspecYamlFile;
-  String _destinationFile;
-  Map<String, Map> _dependencyOverrides;
-
-  ModifyPubspecYamlCommand._(
-      this._pubspecYamlFile, this._destinationFile, this._dependencyOverrides)
-      : super._("modify_pubspec") {
-    assert(_pubspecYamlFile.endsWith("pubspec.yaml"));
-    assert(_destinationFile.endsWith("pubspec.yaml"));
-  }
-
-  static Map<String, Map> _filterOverrides(
-      String pubspec, Map<String, Map> overrides) {
-    if (overrides.isEmpty) return overrides;
-    var yaml = loadYaml(pubspec);
-    var deps = yaml['dependencies'];
-    var filteredOverrides = <String, Map>{};
-    if (deps != null) {
-      for (var d in deps.keys) {
-        if (!overrides.containsKey(d)) {
-          // pub depends on compiler_unsupported instead of compiler
-          // The dependency is so hackish that we currently ignore it here.
-          if (d == 'compiler_unsupported') continue;
-          throw "Repo doesn't have package $d used in $pubspec";
-        }
-        filteredOverrides[d] = overrides[d];
-      }
-    }
-    return filteredOverrides;
-  }
-
-  String get reproductionCommand =>
-      "Adding necessary dependency overrides to '$_pubspecYamlFile' "
-      "(destination = $_destinationFile).";
-
-  Future<ScriptCommandOutputImpl> run() {
-    var watch = new Stopwatch()..start();
-
-    var pubspecLockFile = _destinationFile.substring(
-            0, _destinationFile.length - ".yaml".length) +
-        ".lock";
-
-    var file = new io.File(_pubspecYamlFile);
-    var destinationFile = new io.File(_destinationFile);
-    var lockfile = new io.File(pubspecLockFile);
-    return file.readAsString().then((String yamlString) {
-      var overrides = _filterOverrides(yamlString, _dependencyOverrides);
-      var dependencyOverrideSection = new StringBuffer();
-      if (_dependencyOverrides.isNotEmpty) {
-        dependencyOverrideSection.write("\n"
-            "# This section was autogenerated by test.py!\n"
-            "dependency_overrides:\n");
-        overrides.forEach((String packageName, Map override) {
-          dependencyOverrideSection.write("  $packageName:\n");
-          override.forEach((overrideKey, overrideValue) {
-            dependencyOverrideSection
-                .write("    $overrideKey: $overrideValue\n");
-          });
-        });
-      }
-      var modifiedYamlString = "$yamlString\n$dependencyOverrideSection";
-      return destinationFile.writeAsString(modifiedYamlString).then((_) {
-        lockfile.exists().then((bool lockfileExists) {
-          if (lockfileExists) {
-            return lockfile.delete();
-          }
-        });
-      });
-    }).then((_) {
-      return new ScriptCommandOutputImpl(
-          this, Expectation.PASS, "", watch.elapsed);
-    }).catchError((error) {
-      return new ScriptCommandOutputImpl(
-          this, Expectation.FAIL, "An error occured: $error.", watch.elapsed);
-    });
-  }
-
-  void _buildHashCode(HashCodeBuilder builder) {
-    super._buildHashCode(builder);
-    builder.addJson(_pubspecYamlFile);
-    builder.addJson(_destinationFile);
-    builder.addJson(_dependencyOverrides);
-  }
-
-  bool _equal(ModifyPubspecYamlCommand other) =>
-      super._equal(other) &&
-      _pubspecYamlFile == other._pubspecYamlFile &&
-      _destinationFile == other._destinationFile &&
-      deepJsonCompare(_dependencyOverrides, other._dependencyOverrides);
-}
-
 /*
  * [MakeSymlinkCommand] makes a symbolic link to another directory.
  */
@@ -799,13 +705,6 @@ class CommandBuilder {
     return _getUniqueCommand(new MakeSymlinkCommand._(link, target));
   }
 
-  Command getModifyPubspecCommand(String pubspecYamlFile, Map depsOverrides,
-      {String destinationFile: null}) {
-    if (destinationFile == null) destinationFile = pubspecYamlFile;
-    return _getUniqueCommand(new ModifyPubspecYamlCommand._(
-        pubspecYamlFile, destinationFile, depsOverrides));
-  }
-
   Command _getUniqueCommand(Command command) {
     // All Command classes implement hashCode and operator==.
     // We check if this command has already been built.