Fixed SD2-933: No debugger data tip when variable prefixed with "this"

git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@1543 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61

src/AddIns/Misc/Debugger/Debugger.Core/Project/Src/Threads/Function.cs

@@ -380,6 +380,11 @@ namespace Debugger
 		
 		public IEnumerable<Variable> Variables {
 			get {
+				if (!IsStatic) {
+					yield return new Variable(debugger,
+					                          "this",
+					                          delegate { return ThisValue; });
+				}
 				foreach(Variable var in ArgumentVariables) {
 					yield return var;
 				}