C#: Update tests and test expected output.

Author: michaelnebel

csharp/ql/test/library-tests/extension/extensions.expected

@@ -105,7 +105,7 @@ extensionPropertyCall
 | extensions.cs:53:19:53:36 | access to property StaticProp1 | extensions.cs:10:28:10:38 | StaticProp1 | extensions.cs:6:5:17:5 | extension(String) | MyExtensions+extension(String).StaticProp1 |
 | extensions.cs:54:19:54:35 | access to property StaticProp | extensions.cs:23:28:23:37 | StaticProp | extensions.cs:19:5:24:5 | extension(Object) | MyExtensions+extension(Object).StaticProp |
 extensionAccessorCall
-| extensions.cs:82:9:82:33 | call to extension accessor get_Prop1 | extensions.cs:8:30:8:41 | get_Prop1 | extensions.cs:8:21:8:25 | Prop1 | MyExtensions+extension(String).get_Prop1 |
-| extensions.cs:83:9:83:33 | call to extension accessor get_Prop2 | extensions.cs:9:29:9:31 | get_Prop2 | extensions.cs:9:21:9:25 | Prop2 | MyExtensions+extension(String).get_Prop2 |
-| extensions.cs:84:9:84:40 | call to extension accessor set_Prop2 | extensions.cs:9:50:9:52 | set_Prop2 | extensions.cs:9:21:9:25 | Prop2 | MyExtensions+extension(String).set_Prop2 |
-| extensions.cs:85:9:85:37 | call to extension accessor get_StaticProp | extensions.cs:23:42:23:45 | get_StaticProp | extensions.cs:23:28:23:37 | StaticProp | MyExtensions+extension(Object).get_StaticProp |
+| extensions.cs:82:9:82:33 | call to method  | extensions.cs:8:30:8:41 | get_Prop1 | extensions.cs:8:21:8:25 | Prop1 | MyExtensions+extension(String).get_Prop1 |
+| extensions.cs:83:9:83:33 | call to method  | extensions.cs:9:29:9:31 | get_Prop2 | extensions.cs:9:21:9:25 | Prop2 | MyExtensions+extension(String).get_Prop2 |
+| extensions.cs:84:9:84:40 | call to method  | extensions.cs:9:50:9:52 | set_Prop2 | extensions.cs:9:21:9:25 | Prop2 | MyExtensions+extension(String).set_Prop2 |
+| extensions.cs:85:9:85:37 | call to method  | extensions.cs:23:42:23:45 | get_StaticProp | extensions.cs:23:28:23:37 | StaticProp | MyExtensions+extension(Object).get_StaticProp |

csharp/ql/test/library-tests/extension/extensions.ql

@@ -60,10 +60,10 @@ query predicate extensionPropertyCall(
 }
 
 query predicate extensionAccessorCall(
-  ExtensionAccessorCall ac, ExtensionAccessor a, ExtensionProperty p, string type
+  MethodCall m, ExtensionAccessor a, ExtensionProperty p, string type
 ) {
   p.getFile().getBaseName() = "extensions.cs" and
   (a.(Getter).getDeclaration() = p or a.(Setter).getDeclaration() = p) and
-  ac.getTarget() = a and
+  m.getTargetAccessor() = a and
   a.getFullyQualifiedNameDebug() = type
 }