Revert of [modules] Basic support of exports

src/ast/scopes.h

Index: src/ast/scopes.h
diff --git a/src/ast/scopes.h b/src/ast/scopes.h
index 1bec87f6636aeb1857d0217350b14c77adf907b9..0c10633e02fdc387cd7e238dafe9b98839b82744 100644
--- a/src/ast/scopes.h
+++ b/src/ast/scopes.h
@@ -371,9 +371,6 @@
   // 'this' is bound, and what determines the function kind.
   DeclarationScope* GetReceiverScope();
 
-  // Find the module scope, assuming there is one.
-  ModuleScope* GetModuleScope();
-
   // Analyze() must have been called once to create the ScopeInfo.
   Handle<ScopeInfo> scope_info() {
     DCHECK(!scope_info_.is_null());
@@ -680,9 +677,9 @@
   }
 
   // Parameters. The left-most parameter has index 0.
-  // Only valid for function and module scopes.
+  // Only valid for function scopes.
   Variable* parameter(int index) const {
-    DCHECK(is_function_scope() || is_module_scope());
+    DCHECK(is_function_scope());
     return params_[index];
   }