C#: XmlDocument only has instance Load methods.

Author: michaelnebel

csharp/ql/lib/semmle/code/csharp/frameworks/system/Xml.qll

@@ -36,8 +36,7 @@ class SystemXmlXmlDocumentClass extends Class {
   /** Gets the `Load` method. */
   Method getLoadMethod() {
     result = this.getAMethod() and
-    result.hasName("Load") and
-    result.isStatic()
+    result.hasName("Load")
   }
 }
 

csharp/ql/test/library-tests/dataflow/library/FlowSummaries.expected

@@ -2310,6 +2310,10 @@
 | System.Xml;XmlDeclaration;false;get_Name;();;Argument[-1];ReturnValue;taint |
 | System.Xml;XmlDeclaration;false;get_NodeType;();;Argument[-1];ReturnValue;taint |
 | System.Xml;XmlDeclaration;false;get_Value;();;Argument[-1];ReturnValue;taint |
+| System.Xml;XmlDocument;false;Load;(System.IO.Stream);;Argument[0];Argument[-1];taint |
+| System.Xml;XmlDocument;false;Load;(System.IO.TextReader);;Argument[0];Argument[-1];taint |
+| System.Xml;XmlDocument;false;Load;(System.String);;Argument[0];Argument[-1];taint |
+| System.Xml;XmlDocument;false;Load;(System.Xml.XmlReader);;Argument[0];Argument[-1];taint |
 | System.Xml;XmlDocument;false;get_BaseURI;();;Argument[-1];ReturnValue;taint |
 | System.Xml;XmlDocument;false;get_InnerXml;();;Argument[-1];ReturnValue;taint |
 | System.Xml;XmlDocument;false;get_IsReadOnly;();;Argument[-1];ReturnValue;taint |

csharp/ql/test/library-tests/dataflow/library/FlowSummariesFiltered.expected

@@ -1615,6 +1615,10 @@
 | System.Xml.Serialization;XmlSchemas;false;get_Item;(System.String);;Element of Argument[-1];ReturnValue;value |
 | System.Xml.Serialization;XmlSchemas;false;set_Item;(System.Int32,System.Xml.Schema.XmlSchema);;Argument[1];Element of Argument[-1];value |
 | System.Xml;XmlAttributeCollection;false;CopyTo;(System.Xml.XmlAttribute[],System.Int32);;Element of Argument[-1];Element of Argument[0];value |
+| System.Xml;XmlDocument;false;Load;(System.IO.Stream);;Argument[0];Argument[-1];taint |
+| System.Xml;XmlDocument;false;Load;(System.IO.TextReader);;Argument[0];Argument[-1];taint |
+| System.Xml;XmlDocument;false;Load;(System.String);;Argument[0];Argument[-1];taint |
+| System.Xml;XmlDocument;false;Load;(System.Xml.XmlReader);;Argument[0];Argument[-1];taint |
 | System.Xml;XmlNamedNodeMap;false;GetNamedItem;(System.String);;Argument[-1];ReturnValue;value |
 | System.Xml;XmlNamedNodeMap;false;GetNamedItem;(System.String,System.String);;Argument[-1];ReturnValue;value |
 | System.Xml;XmlNode;false;GetEnumerator;();;Element of Argument[-1];Property[System.Collections.IEnumerator.Current] of ReturnValue;value |