Merge pull request #432 from marco-c/remove_frame_issynchronized

Remove isSynchronized property from Frame now that we have it in MethodInfo

frame.js

@@ -44,7 +44,6 @@ var Frame = function(methodInfo, locals, localsBase) {
     this.locals = locals;
     this.localsBase = localsBase;
 
-    this.isSynchronized = methodInfo.isSynchronized;
     this.lockObject = null;
 
     this.profileData = null;

vm.js

@@ -29,7 +29,7 @@ VM.execute = function(ctx) {
         frame = ctx.pushFrame(methodInfo);
         stack = frame.stack;
         cp = frame.cp;
-        if (frame.isSynchronized) {
+        if (methodInfo.isSynchronized) {
             if (!frame.lockObject) {
                 frame.lockObject = methodInfo.isStatic
                                      ? methodInfo.classInfo.getClassObject(ctx)