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isJavaScriptPromise needs to handle Promise not being defined (IE)

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BUG=

Review URL: https://codereview.chromium.org//1355913002 .
This commit is contained in:
Alan Knight 2015-09-18 13:45:33 -07:00
parent fcb0c319da
commit a2b606dd54
1 changed files with 2 additions and 1 deletions
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3
sdk/lib/html/html_common/conversions_dart2js.dart
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@ -81,7 +81,8 @@ bool isJavaScriptSimpleObject(value) {
}
bool isImmutableJavaScriptArray(value) =>
JS('bool', r'!!(#.immutable$list)', value);
bool isJavaScriptPromise(value) => JS('bool', r'# instanceof Promise', value);
bool isJavaScriptPromise(value) =>
JS('bool', r'typeof Promise != "undefined" && # instanceof Promise', value);
Future convertNativePromiseToDartFuture(promise) {
var completer = new Completer();