[turbofan] Cleanup use of virtual, OVERRIDE, FINAL.

src/compiler/ast-graph-builder.h

 // Copyright 2014 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_COMPILER_AST_GRAPH_BUILDER_H_
 #define V8_COMPILER_AST_GRAPH_BUILDER_H_
 
 #include "src/v8.h"
 
 #include "src/ast.h"
@@ skipping 96 matching lines @@
   Node* BuildHoleCheckSilent(Node* value, Node* for_hole, Node* not_hole);
   Node* BuildHoleCheckThrow(Node* value, Variable* var, Node* not_hole,
                             BailoutId bailout_id);
 
   // Builders for binary operations.
   Node* BuildBinaryOp(Node* left, Node* right, Token::Value op);
 
   // Builder for stack-check guards.
   Node* BuildStackCheck();
 
-#define DECLARE_VISIT(type) virtual void Visit##type(type* node) OVERRIDE;
+#define DECLARE_VISIT(type) void Visit##type(type* node) OVERRIDE;
   // Visiting functions for AST nodes make this an AstVisitor.
   AST_NODE_LIST(DECLARE_VISIT)
 #undef DECLARE_VISIT
 
   // Visiting function for declarations list is overridden.
   void VisitDeclarations(ZoneList<Declaration*>* declarations) OVERRIDE;
 
  private:
   CompilationInfo* info_;
   AstContext* ast_context_;
@@ skipping 212 matching lines @@
   AstGraphBuilder* owner_;
   AstContext* outer_;
 };
 
 
 // Context to evaluate expression for its side effects only.
 class AstGraphBuilder::AstEffectContext FINAL : public AstContext {
  public:
   explicit AstEffectContext(AstGraphBuilder* owner)
       : AstContext(owner, Expression::kEffect) {}
-  virtual ~AstEffectContext();
-  void ProduceValue(Node* value) OVERRIDE;
-  Node* ConsumeValue() OVERRIDE;
+  ~AstEffectContext() FINAL;
+  void ProduceValue(Node* value) FINAL;
+  Node* ConsumeValue() FINAL;
 };
 
 
 // Context to evaluate expression for its value (and side effects).
 class AstGraphBuilder::AstValueContext FINAL : public AstContext {
  public:
   explicit AstValueContext(AstGraphBuilder* owner)
       : AstContext(owner, Expression::kValue) {}
-  virtual ~AstValueContext();
-  void ProduceValue(Node* value) OVERRIDE;
-  Node* ConsumeValue() OVERRIDE;
+  ~AstValueContext() FINAL;
+  void ProduceValue(Node* value) FINAL;
+  Node* ConsumeValue() FINAL;
 };
 
 
 // Context to evaluate expression for a condition value (and side effects).
 class AstGraphBuilder::AstTestContext FINAL : public AstContext {
  public:
   explicit AstTestContext(AstGraphBuilder* owner)
       : AstContext(owner, Expression::kTest) {}
-  virtual ~AstTestContext();
-  void ProduceValue(Node* value) OVERRIDE;
-  Node* ConsumeValue() OVERRIDE;
+  ~AstTestContext() FINAL;
+  void ProduceValue(Node* value) FINAL;
+  Node* ConsumeValue() FINAL;
 };
 
 
 // Scoped class tracking breakable statements entered by the visitor. Allows to
 // properly 'break' and 'continue' iteration statements as well as to 'break'
 // from blocks within switch statements.
 class AstGraphBuilder::BreakableScope BASE_EMBEDDED {
  public:
   BreakableScope(AstGraphBuilder* owner, BreakableStatement* target,
                  ControlBuilder* control, int drop_extra)
@@ skipping 57 matching lines @@
 
 Scope* AstGraphBuilder::current_scope() const {
   return execution_context_->scope();
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_AST_GRAPH_BUILDER_H_