Separate Scope into DeclarationScope and Scope

src/interpreter/bytecode-generator.h

 // Copyright 2015 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_INTERPRETER_BYTECODE_GENERATOR_H_
 #define V8_INTERPRETER_BYTECODE_GENERATOR_H_
 
 #include "src/ast/ast.h"
 #include "src/interpreter/bytecode-array-builder.h"
 #include "src/interpreter/bytecode-label.h"
@@ skipping 157 matching lines @@
   void RecordStoreToRegister(Register reg);
   Register LoadFromAliasedRegister(Register reg);
 
   // Initialize an array of temporary registers with consecutive registers.
   template <size_t N>
   void InitializeWithConsecutiveRegisters(Register (&registers)[N]);
 
   inline BytecodeArrayBuilder* builder() const { return builder_; }
   inline Isolate* isolate() const { return isolate_; }
   inline Zone* zone() const { return zone_; }
-  inline Scope* scope() const { return scope_; }
+  inline DeclarationScope* scope() const { return scope_; }
   inline CompilationInfo* info() const { return info_; }
 
   inline ControlScope* execution_control() const { return execution_control_; }
   inline void set_execution_control(ControlScope* scope) {
     execution_control_ = scope;
   }
   inline ContextScope* execution_context() const { return execution_context_; }
   inline void set_execution_context(ContextScope* context) {
     execution_context_ = context;
   }
@@ skipping 10 matching lines @@
   }
 
   GlobalDeclarationsBuilder* globals_builder() { return globals_builder_; }
   inline LanguageMode language_mode() const;
   int feedback_index(FeedbackVectorSlot slot) const;
 
   Isolate* isolate_;
   Zone* zone_;
   BytecodeArrayBuilder* builder_;
   CompilationInfo* info_;
-  Scope* scope_;
+  DeclarationScope* scope_;
   GlobalDeclarationsBuilder* globals_builder_;
   ZoneVector<GlobalDeclarationsBuilder*> global_declarations_;
   ZoneVector<std::pair<FunctionLiteral*, size_t>> function_literals_;
   ZoneVector<std::pair<NativeFunctionLiteral*, size_t>>
       native_function_literals_;
   ControlScope* execution_control_;
   ContextScope* execution_context_;
   ExpressionResultScope* execution_result_;
   RegisterAllocationScope* register_allocator_;
   ZoneVector<BytecodeLabel> generator_resume_points_;
   Register generator_state_;
   int loop_depth_;
 };
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_INTERPRETER_BYTECODE_GENERATOR_H_