[browser] restore previous version with tighter SDK lower bound

follow up to http://code.google.com/p/dart/source/detail?r=34062

R=sigmund@google.com

Review URL: https://codereview.chromium.org//203973002

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@34066 260f80e4-7a28-3924-810f-c04153c831b5

pkg/browser/README.md

@@ -1,3 +1,8 @@
+This package contains dart.js, and previously contained interop.js
+
+dart.js
+=======
+
 The dart.js file is used in Dart browser apps to check for native Dart support
 and either (a) bootstrap Dartium or (b) load compiled JS instead.  Previously,
 we've recommended that you add a script tag pointing the version of dart.js in
@@ -20,3 +25,15 @@ If you do not wish to use pub, you may host a copy of this file locally instead.
 In this case, you will need to update it yourself as necessary.  We reserve the
 right to move the old file in the repository, so we no longer recommend linking
 to it directly.
+
+interop.js
+==========
+
+This script was required for dart:js interop to work, but it is no longer
+needed. The functionality is now supported by dart:js directly.
+
+If you previously had a script such as this, please remove it:
+
+```html
+<script src="packages/browser/interop.js"></script>
+```

pkg/browser/lib/interop.js

@@ -2,9 +2,8 @@
 // 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.
 
-// Type for remote proxies to Dart objects with dart2js.
-// WARNING: do not call this constructor or rely on it being
-// in the global namespace, as it may be removed.
-function DartObject(o) {
-  this.o = o;
+// TODO(jmesserly): remove this script after a deprecation period.
+if (typeof console == "object" && typeof console.warn == "function") {
+  console.warn('<script src="packages/browser/interop.js"> is no longer ' +
+      'needed for dart:js. See http://pub.dartlang.org/packages/browser.');
 }

pkg/browser/pubspec.yaml

@@ -1,8 +1,8 @@
 name: browser
-version: 0.10.0+1
-authors: ["Dart Team <misc@dartlang.org>"]
+version: 0.10.0+2
+author: "Dart Team <misc@dartlang.org>"
 homepage: http://www.dartlang.org
 description: >
  The bootstrap dart.js script for Dart apps running in the browser.
 environment:
-  sdk: ">=0.8.10+6 <2.0.0"
+  sdk: ">=1.3.0-dev.4.1 <2.0.0"