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Bug 1153988 - create nsNullPrincipals directly, rather than going through do_CreateInstance; r=smaug

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There's a better way to create null principals than
do_CreateInstance("@mozilla.org/nullprincipal;1").  Let's do that and
save ourselves some XPCOM overhead.
This commit is contained in:
Nathan Froyd
2015-04-13 14:47:41 -04:00
parent 2d0efd09c4
commit 8fccbf9246
21 changed files with 52 additions and 59 deletions
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5
parser/xml/nsSAXXMLReader.cpp
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@@ -496,9 +496,8 @@ nsSAXXMLReader::ParseFromStream(nsIInputStream *aStream,
rv = EnsureBaseURI();
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIPrincipal> nullPrincipal =
do_CreateInstance("@mozilla.org/nullprincipal;1", &rv);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIPrincipal> nullPrincipal = nsNullPrincipal::Create();
NS_ENSURE_TRUE(nullPrincipal, NS_ERROR_FAILURE);
nsCOMPtr<nsIChannel> parserChannel;
rv = NS_NewInputStreamChannel(getter_AddRefs(parserChannel),