Improved ExtractFieldAction for static getters and setters.

ICSharpCode.NRefactory.CSharp/Refactoring/CodeActions/ExtractFieldAction.cs

@@ -60,7 +60,7 @@ namespace ICSharpCode.NRefactory.CSharp.Refactoring
 					}
 
 					AstNode entityDeclarationNode = varInit.Parent;
-					while (!(entityDeclarationNode is EntityDeclaration)) {
+					while (!(entityDeclarationNode is EntityDeclaration) || (entityDeclarationNode is Accessor)) {
 						entityDeclarationNode = entityDeclarationNode.Parent;
 					}
 					var entity = (EntityDeclaration) entityDeclarationNode;

ICSharpCode.NRefactory.Tests/CSharp/CodeActions/ExtractFieldTests.cs

@@ -167,7 +167,7 @@ class TestClass
 			Test<ExtractFieldAction>(@"
 class TestClass
 {
-	int X {
+	static int X {
 		get {
 			int $i = 0;
 			return i;
@@ -176,8 +176,8 @@ class TestClass
 }", @"
 class TestClass
 {
-	int i;
-	int X {
+	static int i;
+	static int X {
 		get {
 			i = 0;
 			return i;