Update the pubspec and add a CHANGELOG entry.

pkgs/web_socket_channel/CHANGELOG.md

diff --git a/pkgs/web_socket_channel/CHANGELOG.md b/pkgs/web_socket_channel/CHANGELOG.md
index b9e1db0..d25b8f4 100644
--- a/pkgs/web_socket_channel/CHANGELOG.md
+++ b/pkgs/web_socket_channel/CHANGELOG.md
@@ -1,3 +1,8 @@
+## 1.0.3
+
+* Fix a bug where `HtmlWebSocketChannel.close()` would crash on non-Dartium
+  browsers if the close code and reason weren't provided explicitly.
+
 ## 1.0.2
 
 * Properly use `BASE64` from `dart:convert` rather than `crypto`.

pkgs/web_socket_channel/pubspec.yaml

diff --git a/pkgs/web_socket_channel/pubspec.yaml b/pkgs/web_socket_channel/pubspec.yaml
index b7bd90e..2833116 100644
--- a/pkgs/web_socket_channel/pubspec.yaml
+++ b/pkgs/web_socket_channel/pubspec.yaml
@@ -1,5 +1,5 @@
 name: web_socket_channel
-version: 1.0.2
+version: 1.0.3-dev
 description: StreamChannel wrappers for WebSockets.
 author: Dart Team <misc@dartlang.org>
 homepage: https://github.com/dart-lang/web_socket_channel