Moving logic to AstNode to determine how many type cells are required.

src/ast.cc

Index: src/ast.cc
diff --git a/src/ast.cc b/src/ast.cc
index da86a1162d7bc726ab7c4ec5f8f94ff11ca7f26d..566bcd2ce6f92e9ddfcfacb53853e37094f3cb42 100644
--- a/src/ast.cc
+++ b/src/ast.cc
@@ -590,12 +590,28 @@ bool FunctionDeclaration::IsInlineable() const {
 // TODO(rossberg): all RecordTypeFeedback functions should disappear
 // once we use the common type field in the AST consistently.
 
-
 void Expression::RecordToBooleanTypeFeedback(TypeFeedbackOracle* oracle) {
   to_boolean_types_ = oracle->ToBooleanTypes(test_id());
 }
 
 
+Call::CallType Call::GetCallType(Isolate* isolate) const {
+  VariableProxy* proxy = expression()->AsVariableProxy();
+  if (proxy != NULL) {
+    if (proxy->var()->is_possibly_eval(isolate)) {
+      return POSSIBLY_EVAL_CALL;
+    } else if (proxy->var()->IsUnallocated()) {
+      return GLOBAL_CALL;
+    } else if (proxy->var()->IsLookupSlot()) {
+      return LOOKUP_SLOT_CALL;
+    }
+  }
+
+  Property* property = expression()->AsProperty();
+  return property != NULL ? PROPERTY_CALL : OTHER_CALL;
+}
+
+
 bool Call::ComputeTarget(Handle<Map> type, Handle<String> name) {
   // If there is an interceptor, we can't compute the target for a direct call.
   if (type->has_named_interceptor()) return false;