Reorganize tool/input_sdk/private

tool/input_sdk/private/runtime.dart

Index: tool/input_sdk/private/runtime.dart
diff --git a/tool/input_sdk/private/runtime.dart b/tool/input_sdk/private/runtime.dart
deleted file mode 100644
index 061218b484e25c91429969d1305656ae41b87019..0000000000000000000000000000000000000000
--- a/tool/input_sdk/private/runtime.dart
+++ /dev/null
@@ -1,43 +0,0 @@
-// Copyright (c) 2015, 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.
-
-library dart._runtime;
-
-import 'dart:async';
-import 'dart:collection';
-
-import 'dart:_foreign_helper' show JS, JSExportName, rest, spread;
-import 'dart:_interceptors' show JSArray;
-import 'dart:_js_helper' show SyncIterable, CastErrorImplementation, getTraceFromException;
-
-part 'classes.dart';
-part 'errors.dart';
-part 'generators.dart';
-part 'operations.dart';
-part 'rtti.dart';
-part 'types.dart';
-part 'utils.dart';
-
-// From dart_utils
-final defineLazyClass = JS('', '$defineLazy');
-final defineLazyProperties = JS('', '$defineLazy');
-final defineLazyClassGeneric = JS('', '$defineLazyProperty');
-
-// Renames
-@JSExportName('as')
-final as_ = JS('', '$cast');
-
-@JSExportName('is')
-final is_ = JS('', '$instanceOf');
-
-@JSExportName('global')
-final global_ = JS('', 'typeof window == "undefined" ? global : window');
-final JsSymbol = JS('', 'Symbol');
-
-// TODO(vsm): This is referenced (as init.globalState) from
-// isolate_helper.dart.  Where should it go?
-// See: https://github.com/dart-lang/dev_compiler/issues/164
-// exports.globalState = null;
-// TODO(ochafik).
-// _js_helper.checkNum = operations.notNull;