[parser] Lazy compilation no longer needs context chain.

src/ast/scopes.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_AST_SCOPES_H_
 #define V8_AST_SCOPES_H_
 
 #include "src/base/hashmap.h"
 #include "src/globals.h"
 #include "src/objects.h"
@@ skipping 773 matching lines @@
   // know what they will resolve to since the outer Scopes are incomplete) and
   // migrates them into migrate_to.
   void AnalyzePartially(AstNodeFactory* ast_node_factory);
 
   Handle<StringSet> CollectNonLocals(ParseInfo* info,
                                      Handle<StringSet> non_locals);
 
   // Determine if we can use lazy compilation for this scope.
   bool AllowsLazyCompilation() const;
 
-  // Determine if we can use lazy compilation for this scope without a context.
-  bool AllowsLazyCompilationWithoutContext() const;
-
   // Make sure this closure and all outer closures are eagerly compiled.
   void ForceEagerCompilation() {
     DCHECK_EQ(this, GetClosureScope());
     for (DeclarationScope* s = this; !s->is_script_scope();
          s = s->outer_scope()->GetClosureScope()) {
       s->force_eager_compilation_ = true;
     }
   }
 
 #ifdef DEBUG
@@ skipping 77 matching lines @@
   void AllocateModuleVariables();
 
  private:
   ModuleDescriptor* module_descriptor_;
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_AST_SCOPES_H_