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Bug 1139005 - Need to check the return value of AutoJSAPI.init in canvas EncodeCallback (r=ayang)

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This commit is contained in:
Bill McCloskey 2015-03-02 22:26:06 -08:00
parent 4e3d6efa45
commit 0afa30b287
1 changed files with 3 additions and 2 deletions
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5
dom/html/HTMLCanvasElement.cpp
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@ -561,8 +561,9 @@ HTMLCanvasElement::ToBlob(JSContext* aCx,
nsresult rv = blob->GetSize(&size);
if (NS_SUCCEEDED(rv)) {
AutoJSAPI jsapi;
jsapi.Init(mGlobal);
JS_updateMallocCounter(jsapi.cx(), size);
if (jsapi.Init(mGlobal)) {
JS_updateMallocCounter(jsapi.cx(), size);
}
}
nsRefPtr<File> newBlob = new File(mGlobal, blob->Impl());