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

src/compiler/code-generator.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_CODE_GENERATOR_H_
 #define V8_COMPILER_CODE_GENERATOR_H_
 
 #include "src/compiler/gap-resolver.h"
 #include "src/compiler/instruction.h"
 #include "src/deoptimizer.h"
@@ skipping 68 matching lines @@
   void AssemblePrologue();
   // Generates an architecture-specific, descriptor-specific return sequence
   // to tear down a stack frame.
   void AssembleReturn();
 
   // ===========================================================================
   // ============== Architecture-specific gap resolver methods. ================
   // ===========================================================================
 
   // Interface used by the gap resolver to emit moves and swaps.
-  virtual void AssembleMove(InstructionOperand* source,
-                            InstructionOperand* destination) OVERRIDE;
-  virtual void AssembleSwap(InstructionOperand* source,
-                            InstructionOperand* destination) OVERRIDE;
+  void AssembleMove(InstructionOperand* source,
+                    InstructionOperand* destination) FINAL;
+  void AssembleSwap(InstructionOperand* source,
+                    InstructionOperand* destination) FINAL;
 
   // ===========================================================================
   // Deoptimization table construction
   void AddSafepointAndDeopt(Instruction* instr);
   void PopulateDeoptimizationData(Handle<Code> code);
   int DefineDeoptimizationLiteral(Handle<Object> literal);
   FrameStateDescriptor* GetFrameStateDescriptor(Instruction* instr,
                                                 size_t frame_state_offset);
   int BuildTranslation(Instruction* instr, int pc_offset,
                        size_t frame_state_offset,
@@ skipping 43 matching lines @@
   TranslationBuffer translations_;
   int last_lazy_deopt_pc_;
   OutOfLineCode* ools_;
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_CODE_GENERATOR_H