Clean up some messiness in Scopes.

src/ast.cc

 // Copyright 2010 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 52 matching lines @@
       ? expression()->AsAssignment()
       : NULL;
 }
 
 
 CountOperation* ExpressionStatement::StatementAsCountOperation() {
   return expression()->AsCountOperation();
 }
 
 
+VariableProxy::VariableProxy(Variable* var)
+    : name_(var->name()),
+      var_(NULL),  // Will be set by the call to BindTo.
+      is_this_(var->is_this()),
+      inside_with_(false),
+      is_trivial_(false) {
+  BindTo(var);
+}
+
+
 VariableProxy::VariableProxy(Handle<String> name,
                              bool is_this,
                              bool inside_with)
   : name_(name),
     var_(NULL),
     is_this_(is_this),
     inside_with_(inside_with),
     is_trivial_(false) {
   // names must be canonicalized for fast equality checks
   ASSERT(name->IsSymbol());
@@ skipping 549 matching lines @@
       cond_(NULL),
       may_have_function_literal_(true) {
 }
 
 
 CaseClause::CaseClause(Expression* label, ZoneList<Statement*>* statements)
     : label_(label), statements_(statements) {
 }
 
 } }  // namespace v8::internal