Implement proper module linking.

src/scopeinfo.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 175 matching lines @@
 
 
 int ScopeInfo::ContextLength() {
   if (length() > 0) {
     int context_locals = ContextLocalCount();
     bool function_name_context_slot =
         FunctionVariableField::decode(Flags()) == CONTEXT;
     bool has_context = context_locals > 0 ||
         function_name_context_slot ||
         Type() == WITH_SCOPE ||
-        (Type() == FUNCTION_SCOPE && CallsEval());
+        (Type() == FUNCTION_SCOPE && CallsEval()) ||
+        Type() == MODULE_SCOPE;
     if (has_context) {
       return Context::MIN_CONTEXT_SLOTS + context_locals +
           (function_name_context_slot ? 1 : 0);
     }
   }
   return 0;
 }
 
 
 bool ScopeInfo::HasFunctionName() {
   if (length() > 0) {
     return NONE != FunctionVariableField::decode(Flags());
   } else {
     return false;
   }
 }
 
 
 bool ScopeInfo::HasHeapAllocatedLocals() {
   if (length() > 0) {
     return ContextLocalCount() > 0;
   } else {
     return false;
   }
 }
 
 
 bool ScopeInfo::HasContext() {
-  if (length() > 0) {
-    return ContextLength() > 0;
-  } else {
-    return false;
-  }
+  return ContextLength() > 0;
 }
 
 
 String* ScopeInfo::FunctionName() {
   ASSERT(HasFunctionName());
   return String::cast(get(FunctionNameEntryIndex()));
 }
 
 
 String* ScopeInfo::ParameterName(int var) {
@@ skipping 261 matching lines @@
             Context::MIN_CONTEXT_SLOTS,
             ContextLocalNameEntriesIndex(),
             ContextLocalNameEntriesIndex() + ContextLocalCount(),
             this);
 
   PrintF("}\n");
 }
 #endif  // DEBUG
 
 } }  // namespace v8::internal