2008-11-01 Sebastien Pouliot <sebastien@ximian.com>

2008-11-01  Sebastien Pouliot  <sebastien@ximian.com>

	* EncryptedXml.cs: Add proper null check inside methods.
	* SignedXml.cs: GetIdElement returns null if either of its parameter
	is null.
	* Transform.cs: Comment compatibility-NRE in GetDigestedOutput.
	* XmlDecryptionTransform.cs: IsTargetElement returns null if either
	of its parameter is null.
	* XmlDsigC14NTransform.cs: Comment compatibility-NRE in
	GetDigestedOutput.
	* XmlDsigExcC14NTransform.cs: Comment compatibility-NRE in
	GetDigestedOutput.
	[Found using Gendarme CheckParametersNullityInVisibleMethodsRule]

svn path=/trunk/mcs/; revision=117622