prevent static field name clashes in local methods

testData/results/TestStaticNameClash.dec

@@ -0,0 +1,20 @@
+package pkg;
+
+public class TestStaticNameClash {
+   public static String property;
+
+   public static void setProperty(String property) {
+      TestStaticNameClash.property = property;// 12
+   }// 13
+}
+
+class 'pkg/TestStaticNameClash' {
+   method 'setProperty (Ljava/lang/String;)V' {
+      1      6
+      4      7
+   }
+}
+
+Lines mapping:
+12 <-> 7
+13 <-> 8