Bug 375457 - "toDataURL has incorrect type-checking logic" [p=joe@drew.ca (Joe Drew [JOEDREW!]) r+a1.9=vlad]
git-svn-id: svn://10.0.0.236/trunk@247944 18797224-902f-48f8-a5cc-f745e15eee43
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@ -330,7 +330,7 @@ nsHTMLCanvasElement::ToDataURL(nsAString& aDataURL)
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// 2-arg case; trusted only (checked above), convert to mime type with params
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if (argc == 2) {
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if (!JSVAL_IS_STRING(argv[0]) && !JSVAL_IS_STRING(argv[1]))
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if (!JSVAL_IS_STRING(argv[0]) || !JSVAL_IS_STRING(argv[1]))
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return NS_ERROR_DOM_SYNTAX_ERR;
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JSString *type, *params;
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