Reimplement stack manipulations for LiveEdit

src/profile-generator.cc

Index: src/profile-generator.cc
diff --git a/src/profile-generator.cc b/src/profile-generator.cc
index 57ff6610e87aabe40296c71bd63163b6b443e71a..613a480b3d9ed4432004a72703ae4d271a1aeefc 100644
--- a/src/profile-generator.cc
+++ b/src/profile-generator.cc
@@ -1555,8 +1555,9 @@ void HeapSnapshotGenerator::ExtractClosureReferences(JSObject* js_obj,
     JSFunction* func = JSFunction::cast(js_obj);
     Context* context = func->context();
     ZoneScope zscope(DELETE_ON_EXIT);
+    // TODO(peter.rybin): make sure the function scope is really normal.
     ScopeInfo<ZoneListAllocationPolicy> scope_info(
-        context->closure()->shared()->code());
+        context->closure()->shared()->code(), FUNCTION_SCOPE_NORMAL);
     int locals_number = scope_info.NumberOfLocals();
     for (int i = 0; i < locals_number; ++i) {
       String* local_name = *scope_info.LocalName(i);