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Unified Diff: sdk/lib/html/dartium/html_dartium.dart

Issue 1380603004: Revert "Preserve identity on wrap_jso hack. Has known failures" (Closed) Base URL: git@github.com:dart-lang/sdk.git@master
Patch Set: Created 5 years, 3 months ago
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Index: sdk/lib/html/dartium/html_dartium.dart
diff --git a/sdk/lib/html/dartium/html_dartium.dart b/sdk/lib/html/dartium/html_dartium.dart
index a47d721c93324de376ec9e73f47c7eeb88c4a04d..95c43f64b33d9239ec51225fad5095bae41037c2 100644
--- a/sdk/lib/html/dartium/html_dartium.dart
+++ b/sdk/lib/html/dartium/html_dartium.dart
@@ -1149,17 +1149,6 @@ wrap_jso(jsObject) {
// JS Interop converted the object to a Dart class e.g., Uint8ClampedList.
return jsObject;
}
-
- // To preserve identity, if we already have a wrapper for this, return it.
- var existing;
- if (jsObject is! js.JsArray) {
- var existing = jsObject['dartClass_instance'];
- try {
- if (unwrap_jso(existing) == jsObject) {
- return existing;
- }
- } catch(e) {}
- }
// Try the most general type conversions on it.
// TODO(alanknight): We may be able to do better. This maintains identity,
// which is useful, but expensive. And if we nest something that only
@@ -1186,7 +1175,6 @@ wrap_jso(jsObject) {
if (func != null) {
dartClass_instance = func();
dartClass_instance.blink_jsObject = jsObject;
- jsObject['dartClass_instance'] = dartClass_instance;
}
}
return dartClass_instance;
@@ -1202,7 +1190,6 @@ wrap_jso(jsObject) {
return null;
}
-
/**
* Create Dart class that maps to the JS Type that is the JS type being
* extended using JS interop createCallback (we need the base type of the
@@ -37181,10 +37168,10 @@ class Url extends NativeFieldWrapperClass2 implements UrlUtils {
if ((blob_OR_source_OR_stream is Blob || blob_OR_source_OR_stream == null)) {
return _blink.BlinkURL.instance.createObjectURL_Callback_1_(unwrap_jso(blob_OR_source_OR_stream));
}
- if ((blob_OR_source_OR_stream is MediaSource)) {
+ if ((blob_OR_source_OR_stream is MediaStream)) {
return _blink.BlinkURL.instance.createObjectURL_Callback_1_(unwrap_jso(blob_OR_source_OR_stream));
}
- if ((blob_OR_source_OR_stream is MediaStream)) {
+ if ((blob_OR_source_OR_stream is MediaSource)) {
return _blink.BlinkURL.instance.createObjectURL_Callback_1_(unwrap_jso(blob_OR_source_OR_stream));
}
throw new ArgumentError("Incorrect number or type of arguments");
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