Fix incorrect PSHT decomp

libs/UIX.DecompXml/Decompiler.Script.cs

@@ -224,6 +224,10 @@ partial class Decompiler
 
         switch (opCode)
         {
+            case OpCode.PushThis:
+                stack.Push(ThisExpression());
+                break;
+
             case OpCode.ConstructObject:
             case OpCode.ConstructObjectParam:
                 var typeToCtor = _context.GetImportedType(instruction.Operands.First());

libs/UIX.DecompXml/Decompiler.cs

@@ -152,10 +152,6 @@ public partial class Decompiler
                         stack.Push(null);
                         break;
 
-                    case OpCode.PushThis:
-                        stack.Push(elemToInit);
-                        break;
-
                     case OpCode.ConstructObject:
                         var typeToCtor = _context.GetImportedType(instruction.Operands.ElementAt(0));
                         var xObj = new XElement(_context.GetXName(typeToCtor));
@@ -245,6 +241,7 @@ public partial class Decompiler
                         break;
 
                     case OpCode.ConstructObjectParam:
+                    case OpCode.PushThis:
                     case OpCode.MethodInvoke:
                     case OpCode.MethodInvokePeek:
                     case OpCode.MethodInvokeStatic:

test/STYLES_decomp.uix

@@ -672,6 +672,7 @@
         </Source>
       </List>
       <Int32 Int32="0" Name="DefaultBackgroundIndex" />
+      <Image Source="{this.GetDefaultFrameBackground()}" Name="DefaultBackgroundImage" />
       <Image Source="res://ZuneShellResources!FirstRunBackground.png" Name="FirstLaunchBackground" />
       <Image Source="res://ZuneShellResources!FirstConnectBackground.png" Name="FirstConnectBackground" />
       <Image Source="res://ZuneShellResources!FrameBorderLeft.png" NineGrid="0, 2, 0, 2" Name="FrameBorderLeft" />