Replace OVERRIDE->override and FINAL->final since we now require C++11.

src/arm64/lithium-arm64.h

Index: src/arm64/lithium-arm64.h
diff --git a/src/arm64/lithium-arm64.h b/src/arm64/lithium-arm64.h
index 1afed1a6074e9cb39f545caf044e74e9b166a980..506110c7773b1507bdf71cbff5bc86534d40df0a 100644
--- a/src/arm64/lithium-arm64.h
+++ b/src/arm64/lithium-arm64.h
@@ -177,9 +177,9 @@ class LCodeGen;
 
 
 #define DECLARE_CONCRETE_INSTRUCTION(type, mnemonic)            \
-  Opcode opcode() const FINAL { return LInstruction::k##type; } \
-  void CompileToNative(LCodeGen* generator) FINAL;              \
-  const char* Mnemonic() const FINAL { return mnemonic; }       \
+  Opcode opcode() const final { return LInstruction::k##type; } \
+  void CompileToNative(LCodeGen* generator) final;              \
+  const char* Mnemonic() const final { return mnemonic; }       \
   static L##type* cast(LInstruction* instr) {                   \
     DCHECK(instr->Is##type());                                  \
     return reinterpret_cast<L##type*>(instr);                   \
@@ -289,9 +289,9 @@ class LTemplateResultInstruction : public LInstruction {
  public:
   // Allow 0 or 1 output operands.
   STATIC_ASSERT(R == 0 || R == 1);
-  bool HasResult() const FINAL { return (R != 0) && (result() != NULL); }
+  bool HasResult() const final { return (R != 0) && (result() != NULL); }
   void set_result(LOperand* operand) { results_[0] = operand; }
-  LOperand* result() const OVERRIDE { return results_[0]; }
+  LOperand* result() const override { return results_[0]; }
 
  protected:
   EmbeddedContainer<LOperand*, R> results_;
@@ -309,15 +309,15 @@ class LTemplateInstruction : public LTemplateResultInstruction<R> {
 
  private:
   // Iterator support.
-  int InputCount() FINAL { return I; }
-  LOperand* InputAt(int i) FINAL { return inputs_[i]; }
+  int InputCount() final { return I; }
+  LOperand* InputAt(int i) final { return inputs_[i]; }
 
-  int TempCount() FINAL { return T; }
-  LOperand* TempAt(int i) FINAL { return temps_[i]; }
+  int TempCount() final { return T; }
+  LOperand* TempAt(int i) final { return temps_[i]; }
 };
 
 
-class LTailCallThroughMegamorphicCache FINAL
+class LTailCallThroughMegamorphicCache final
     : public LTemplateInstruction<0, 3, 0> {
  public:
   LTailCallThroughMegamorphicCache(LOperand* context, LOperand* receiver,
@@ -337,9 +337,9 @@ class LTailCallThroughMegamorphicCache FINAL
 };
 
 
-class LUnknownOSRValue FINAL : public LTemplateInstruction<1, 0, 0> {
+class LUnknownOSRValue final : public LTemplateInstruction<1, 0, 0> {
  public:
-  bool HasInterestingComment(LCodeGen* gen) const OVERRIDE { return false; }
+  bool HasInterestingComment(LCodeGen* gen) const override { return false; }
   DECLARE_CONCRETE_INSTRUCTION(UnknownOSRValue, "unknown-osr-value")
 };
 
@@ -349,7 +349,7 @@ class LControlInstruction : public LTemplateInstruction<0, I, T> {
  public:
   LControlInstruction() : false_label_(NULL), true_label_(NULL) { }
 
-  bool IsControl() const FINAL { return true; }
+  bool IsControl() const final { return true; }
 
   int SuccessorCount() { return hydrogen()->SuccessorCount(); }
   HBasicBlock* SuccessorAt(int i) { return hydrogen()->SuccessorAt(i); }
@@ -399,8 +399,8 @@ class LGap : public LTemplateInstruction<0, 0, 0> {
   }
 
   // Can't use the DECLARE-macro here because of sub-classes.
-  bool IsGap() const OVERRIDE { return true; }
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  bool IsGap() const override { return true; }
+  void PrintDataTo(StringStream* stream) override;
   static LGap* cast(LInstruction* instr) {
     DCHECK(instr->IsGap());
     return reinterpret_cast<LGap*>(instr);
@@ -436,11 +436,11 @@ class LGap : public LTemplateInstruction<0, 0, 0> {
 };
 
 
-class LInstructionGap FINAL : public LGap {
+class LInstructionGap final : public LGap {
  public:
   explicit LInstructionGap(HBasicBlock* block) : LGap(block) { }
 
-  bool HasInterestingComment(LCodeGen* gen) const OVERRIDE {
+  bool HasInterestingComment(LCodeGen* gen) const override {
     return !IsRedundant();
   }
 
@@ -448,7 +448,7 @@ class LInstructionGap FINAL : public LGap {
 };
 
 
-class LDrop FINAL : public LTemplateInstruction<0, 0, 0> {
+class LDrop final : public LTemplateInstruction<0, 0, 0> {
  public:
   explicit LDrop(int count) : count_(count) { }
 
@@ -461,14 +461,14 @@ class LDrop FINAL : public LTemplateInstruction<0, 0, 0> {
 };
 
 
-class LDummy FINAL : public LTemplateInstruction<1, 0, 0> {
+class LDummy final : public LTemplateInstruction<1, 0, 0> {
  public:
   LDummy() {}
   DECLARE_CONCRETE_INSTRUCTION(Dummy, "dummy")
 };
 
 
-class LDummyUse FINAL : public LTemplateInstruction<1, 1, 0> {
+class LDummyUse final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LDummyUse(LOperand* value) {
     inputs_[0] = value;
@@ -477,14 +477,14 @@ class LDummyUse FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LGoto FINAL : public LTemplateInstruction<0, 0, 0> {
+class LGoto final : public LTemplateInstruction<0, 0, 0> {
  public:
   explicit LGoto(HBasicBlock* block) : block_(block) { }
 
-  bool HasInterestingComment(LCodeGen* gen) const OVERRIDE;
+  bool HasInterestingComment(LCodeGen* gen) const override;
   DECLARE_CONCRETE_INSTRUCTION(Goto, "goto")
-  void PrintDataTo(StringStream* stream) OVERRIDE;
-  bool IsControl() const OVERRIDE { return true; }
+  void PrintDataTo(StringStream* stream) override;
+  bool IsControl() const override { return true; }
 
   int block_id() const { return block_->block_id(); }
 
@@ -493,7 +493,7 @@ class LGoto FINAL : public LTemplateInstruction<0, 0, 0> {
 };
 
 
-class LLazyBailout FINAL : public LTemplateInstruction<0, 0, 0> {
+class LLazyBailout final : public LTemplateInstruction<0, 0, 0> {
  public:
   LLazyBailout() : gap_instructions_size_(0) { }
 
@@ -509,15 +509,15 @@ class LLazyBailout FINAL : public LTemplateInstruction<0, 0, 0> {
 };
 
 
-class LLabel FINAL : public LGap {
+class LLabel final : public LGap {
  public:
   explicit LLabel(HBasicBlock* block)
       : LGap(block), replacement_(NULL) { }
 
-  bool HasInterestingComment(LCodeGen* gen) const OVERRIDE { return false; }
+  bool HasInterestingComment(LCodeGen* gen) const override { return false; }
   DECLARE_CONCRETE_INSTRUCTION(Label, "label")
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 
   int block_id() const { return block()->block_id(); }
   bool is_loop_header() const { return block()->IsLoopHeader(); }
@@ -533,16 +533,16 @@ class LLabel FINAL : public LGap {
 };
 
 
-class LOsrEntry FINAL : public LTemplateInstruction<0, 0, 0> {
+class LOsrEntry final : public LTemplateInstruction<0, 0, 0> {
  public:
   LOsrEntry() {}
 
-  bool HasInterestingComment(LCodeGen* gen) const OVERRIDE { return false; }
+  bool HasInterestingComment(LCodeGen* gen) const override { return false; }
   DECLARE_CONCRETE_INSTRUCTION(OsrEntry, "osr-entry")
 };
 
 
-class LAccessArgumentsAt FINAL : public LTemplateInstruction<1, 3, 0> {
+class LAccessArgumentsAt final : public LTemplateInstruction<1, 3, 0> {
  public:
   LAccessArgumentsAt(LOperand* arguments,
                      LOperand* length,
@@ -558,11 +558,11 @@ class LAccessArgumentsAt FINAL : public LTemplateInstruction<1, 3, 0> {
   LOperand* length() { return inputs_[1]; }
   LOperand* index() { return inputs_[2]; }
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 };
 
 
-class LAddE FINAL : public LTemplateInstruction<1, 2, 0> {
+class LAddE final : public LTemplateInstruction<1, 2, 0> {
  public:
   LAddE(LOperand* left, LOperand* right) {
     inputs_[0] = left;
@@ -577,7 +577,7 @@ class LAddE FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LAddI FINAL : public LTemplateInstruction<1, 2, 0> {
+class LAddI final : public LTemplateInstruction<1, 2, 0> {
  public:
   LAddI(LOperand* left, LOperand* right)
       : shift_(NO_SHIFT), shift_amount_(0)  {
@@ -606,7 +606,7 @@ class LAddI FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LAddS FINAL : public LTemplateInstruction<1, 2, 0> {
+class LAddS final : public LTemplateInstruction<1, 2, 0> {
  public:
   LAddS(LOperand* left, LOperand* right) {
     inputs_[0] = left;
@@ -621,7 +621,7 @@ class LAddS FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LAllocate FINAL : public LTemplateInstruction<1, 2, 3> {
+class LAllocate final : public LTemplateInstruction<1, 2, 3> {
  public:
   LAllocate(LOperand* context,
             LOperand* size,
@@ -646,7 +646,7 @@ class LAllocate FINAL : public LTemplateInstruction<1, 2, 3> {
 };
 
 
-class LApplyArguments FINAL : public LTemplateInstruction<1, 4, 0> {
+class LApplyArguments final : public LTemplateInstruction<1, 4, 0> {
  public:
   LApplyArguments(LOperand* function,
                   LOperand* receiver,
@@ -667,7 +667,7 @@ class LApplyArguments FINAL : public LTemplateInstruction<1, 4, 0> {
 };
 
 
-class LArgumentsElements FINAL : public LTemplateInstruction<1, 0, 1> {
+class LArgumentsElements final : public LTemplateInstruction<1, 0, 1> {
  public:
   explicit LArgumentsElements(LOperand* temp) {
     temps_[0] = temp;
@@ -680,7 +680,7 @@ class LArgumentsElements FINAL : public LTemplateInstruction<1, 0, 1> {
 };
 
 
-class LArgumentsLength FINAL : public LTemplateInstruction<1, 1, 0> {
+class LArgumentsLength final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LArgumentsLength(LOperand* elements) {
     inputs_[0] = elements;
@@ -692,7 +692,7 @@ class LArgumentsLength FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LArithmeticD FINAL : public LTemplateInstruction<1, 2, 0> {
+class LArithmeticD final : public LTemplateInstruction<1, 2, 0> {
  public:
   LArithmeticD(Token::Value op,
                LOperand* left,
@@ -706,16 +706,16 @@ class LArithmeticD FINAL : public LTemplateInstruction<1, 2, 0> {
   LOperand* left() { return inputs_[0]; }
   LOperand* right() { return inputs_[1]; }
 
-  Opcode opcode() const OVERRIDE { return LInstruction::kArithmeticD; }
-  void CompileToNative(LCodeGen* generator) OVERRIDE;
-  const char* Mnemonic() const OVERRIDE;
+  Opcode opcode() const override { return LInstruction::kArithmeticD; }
+  void CompileToNative(LCodeGen* generator) override;
+  const char* Mnemonic() const override;
 
  private:
   Token::Value op_;
 };
 
 
-class LArithmeticT FINAL : public LTemplateInstruction<1, 3, 0> {
+class LArithmeticT final : public LTemplateInstruction<1, 3, 0> {
  public:
   LArithmeticT(Token::Value op,
                LOperand* context,
@@ -732,16 +732,16 @@ class LArithmeticT FINAL : public LTemplateInstruction<1, 3, 0> {
   LOperand* right() { return inputs_[2]; }
   Token::Value op() const { return op_; }
 
-  Opcode opcode() const OVERRIDE { return LInstruction::kArithmeticT; }
-  void CompileToNative(LCodeGen* generator) OVERRIDE;
-  const char* Mnemonic() const OVERRIDE;
+  Opcode opcode() const override { return LInstruction::kArithmeticT; }
+  void CompileToNative(LCodeGen* generator) override;
+  const char* Mnemonic() const override;
 
  private:
   Token::Value op_;
 };
 
 
-class LBoundsCheck FINAL : public LTemplateInstruction<0, 2, 0> {
+class LBoundsCheck final : public LTemplateInstruction<0, 2, 0> {
  public:
   explicit LBoundsCheck(LOperand* index, LOperand* length) {
     inputs_[0] = index;
@@ -756,7 +756,7 @@ class LBoundsCheck FINAL : public LTemplateInstruction<0, 2, 0> {
 };
 
 
-class LBitI FINAL : public LTemplateInstruction<1, 2, 0> {
+class LBitI final : public LTemplateInstruction<1, 2, 0> {
  public:
   LBitI(LOperand* left, LOperand* right)
       : shift_(NO_SHIFT), shift_amount_(0)  {
@@ -787,7 +787,7 @@ class LBitI FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LBitS FINAL : public LTemplateInstruction<1, 2, 0> {
+class LBitS final : public LTemplateInstruction<1, 2, 0> {
  public:
   LBitS(LOperand* left, LOperand* right) {
     inputs_[0] = left;
@@ -804,7 +804,7 @@ class LBitS FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LBranch FINAL : public LControlInstruction<1, 2> {
+class LBranch final : public LControlInstruction<1, 2> {
  public:
   explicit LBranch(LOperand* value, LOperand *temp1, LOperand *temp2) {
     inputs_[0] = value;
@@ -819,11 +819,11 @@ class LBranch FINAL : public LControlInstruction<1, 2> {
   DECLARE_CONCRETE_INSTRUCTION(Branch, "branch")
   DECLARE_HYDROGEN_ACCESSOR(Branch)
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 };
 
 
-class LCallJSFunction FINAL : public LTemplateInstruction<1, 1, 0> {
+class LCallJSFunction final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LCallJSFunction(LOperand* function) {
     inputs_[0] = function;
@@ -834,13 +834,13 @@ class LCallJSFunction FINAL : public LTemplateInstruction<1, 1, 0> {
   DECLARE_CONCRETE_INSTRUCTION(CallJSFunction, "call-js-function")
   DECLARE_HYDROGEN_ACCESSOR(CallJSFunction)
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 
   int arity() const { return hydrogen()->argument_count() - 1; }
 };
 
 
-class LCallFunction FINAL : public LTemplateInstruction<1, 2, 2> {
+class LCallFunction final : public LTemplateInstruction<1, 2, 2> {
  public:
   LCallFunction(LOperand* context, LOperand* function, LOperand* slot,
                 LOperand* vector) {
@@ -859,11 +859,11 @@ class LCallFunction FINAL : public LTemplateInstruction<1, 2, 2> {
   DECLARE_HYDROGEN_ACCESSOR(CallFunction)
 
   int arity() const { return hydrogen()->argument_count() - 1; }
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 };
 
 
-class LCallNew FINAL : public LTemplateInstruction<1, 2, 0> {
+class LCallNew final : public LTemplateInstruction<1, 2, 0> {
  public:
   LCallNew(LOperand* context, LOperand* constructor) {
     inputs_[0] = context;
@@ -876,13 +876,13 @@ class LCallNew FINAL : public LTemplateInstruction<1, 2, 0> {
   DECLARE_CONCRETE_INSTRUCTION(CallNew, "call-new")
   DECLARE_HYDROGEN_ACCESSOR(CallNew)
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 
   int arity() const { return hydrogen()->argument_count() - 1; }
 };
 
 
-class LCallNewArray FINAL : public LTemplateInstruction<1, 2, 0> {
+class LCallNewArray final : public LTemplateInstruction<1, 2, 0> {
  public:
   LCallNewArray(LOperand* context, LOperand* constructor) {
     inputs_[0] = context;
@@ -895,13 +895,13 @@ class LCallNewArray FINAL : public LTemplateInstruction<1, 2, 0> {
   DECLARE_CONCRETE_INSTRUCTION(CallNewArray, "call-new-array")
   DECLARE_HYDROGEN_ACCESSOR(CallNewArray)
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 
   int arity() const { return hydrogen()->argument_count() - 1; }
 };
 
 
-class LCallRuntime FINAL : public LTemplateInstruction<1, 1, 0> {
+class LCallRuntime final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LCallRuntime(LOperand* context) {
     inputs_[0] = context;
@@ -912,7 +912,7 @@ class LCallRuntime FINAL : public LTemplateInstruction<1, 1, 0> {
   DECLARE_CONCRETE_INSTRUCTION(CallRuntime, "call-runtime")
   DECLARE_HYDROGEN_ACCESSOR(CallRuntime)
 
-  bool ClobbersDoubleRegisters(Isolate* isolate) const OVERRIDE {
+  bool ClobbersDoubleRegisters(Isolate* isolate) const override {
     return save_doubles() == kDontSaveFPRegs;
   }
 
@@ -922,7 +922,7 @@ class LCallRuntime FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LCallStub FINAL : public LTemplateInstruction<1, 1, 0> {
+class LCallStub final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LCallStub(LOperand* context) {
     inputs_[0] = context;
@@ -935,7 +935,7 @@ class LCallStub FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LCheckInstanceType FINAL : public LTemplateInstruction<0, 1, 1> {
+class LCheckInstanceType final : public LTemplateInstruction<0, 1, 1> {
  public:
   explicit LCheckInstanceType(LOperand* value, LOperand* temp) {
     inputs_[0] = value;
@@ -950,7 +950,7 @@ class LCheckInstanceType FINAL : public LTemplateInstruction<0, 1, 1> {
 };
 
 
-class LCheckMaps FINAL : public LTemplateInstruction<0, 1, 1> {
+class LCheckMaps final : public LTemplateInstruction<0, 1, 1> {
  public:
   explicit LCheckMaps(LOperand* value = NULL, LOperand* temp = NULL) {
     inputs_[0] = value;
@@ -965,7 +965,7 @@ class LCheckMaps FINAL : public LTemplateInstruction<0, 1, 1> {
 };
 
 
-class LCheckNonSmi FINAL : public LTemplateInstruction<0, 1, 0> {
+class LCheckNonSmi final : public LTemplateInstruction<0, 1, 0> {
  public:
   explicit LCheckNonSmi(LOperand* value) {
     inputs_[0] = value;
@@ -978,7 +978,7 @@ class LCheckNonSmi FINAL : public LTemplateInstruction<0, 1, 0> {
 };
 
 
-class LCheckSmi FINAL : public LTemplateInstruction<1, 1, 0> {
+class LCheckSmi final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LCheckSmi(LOperand* value) {
     inputs_[0] = value;
@@ -990,7 +990,7 @@ class LCheckSmi FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LCheckValue FINAL : public LTemplateInstruction<0, 1, 0> {
+class LCheckValue final : public LTemplateInstruction<0, 1, 0> {
  public:
   explicit LCheckValue(LOperand* value) {
     inputs_[0] = value;
@@ -1003,7 +1003,7 @@ class LCheckValue FINAL : public LTemplateInstruction<0, 1, 0> {
 };
 
 
-class LClampDToUint8 FINAL : public LTemplateInstruction<1, 1, 0> {
+class LClampDToUint8 final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LClampDToUint8(LOperand* unclamped) {
     inputs_[0] = unclamped;
@@ -1015,7 +1015,7 @@ class LClampDToUint8 FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LClampIToUint8 FINAL : public LTemplateInstruction<1, 1, 0> {
+class LClampIToUint8 final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LClampIToUint8(LOperand* unclamped) {
     inputs_[0] = unclamped;
@@ -1027,7 +1027,7 @@ class LClampIToUint8 FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LClampTToUint8 FINAL : public LTemplateInstruction<1, 1, 1> {
+class LClampTToUint8 final : public LTemplateInstruction<1, 1, 1> {
  public:
   LClampTToUint8(LOperand* unclamped, LOperand* temp1) {
     inputs_[0] = unclamped;
@@ -1041,7 +1041,7 @@ class LClampTToUint8 FINAL : public LTemplateInstruction<1, 1, 1> {
 };
 
 
-class LDoubleBits FINAL : public LTemplateInstruction<1, 1, 0> {
+class LDoubleBits final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LDoubleBits(LOperand* value) {
     inputs_[0] = value;
@@ -1054,7 +1054,7 @@ class LDoubleBits FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LConstructDouble FINAL : public LTemplateInstruction<1, 2, 0> {
+class LConstructDouble final : public LTemplateInstruction<1, 2, 0> {
  public:
   LConstructDouble(LOperand* hi, LOperand* lo) {
     inputs_[0] = hi;
@@ -1068,7 +1068,7 @@ class LConstructDouble FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LClassOfTestAndBranch FINAL : public LControlInstruction<1, 2> {
+class LClassOfTestAndBranch final : public LControlInstruction<1, 2> {
  public:
   LClassOfTestAndBranch(LOperand* value, LOperand* temp1, LOperand* temp2) {
     inputs_[0] = value;
@@ -1084,11 +1084,11 @@ class LClassOfTestAndBranch FINAL : public LControlInstruction<1, 2> {
                                "class-of-test-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(ClassOfTestAndBranch)
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 };
 
 
-class LCmpHoleAndBranchD FINAL : public LControlInstruction<1, 1> {
+class LCmpHoleAndBranchD final : public LControlInstruction<1, 1> {
  public:
   explicit LCmpHoleAndBranchD(LOperand* object, LOperand* temp) {
     inputs_[0] = object;
@@ -1103,7 +1103,7 @@ class LCmpHoleAndBranchD FINAL : public LControlInstruction<1, 1> {
 };
 
 
-class LCmpHoleAndBranchT FINAL : public LControlInstruction<1, 0> {
+class LCmpHoleAndBranchT final : public LControlInstruction<1, 0> {
  public:
   explicit LCmpHoleAndBranchT(LOperand* object) {
     inputs_[0] = object;
@@ -1116,7 +1116,7 @@ class LCmpHoleAndBranchT FINAL : public LControlInstruction<1, 0> {
 };
 
 
-class LCmpMapAndBranch FINAL : public LControlInstruction<1, 1> {
+class LCmpMapAndBranch final : public LControlInstruction<1, 1> {
  public:
   LCmpMapAndBranch(LOperand* value, LOperand* temp) {
     inputs_[0] = value;
@@ -1133,7 +1133,7 @@ class LCmpMapAndBranch FINAL : public LControlInstruction<1, 1> {
 };
 
 
-class LCmpObjectEqAndBranch FINAL : public LControlInstruction<2, 0> {
+class LCmpObjectEqAndBranch final : public LControlInstruction<2, 0> {
  public:
   LCmpObjectEqAndBranch(LOperand* left, LOperand* right) {
     inputs_[0] = left;
@@ -1148,7 +1148,7 @@ class LCmpObjectEqAndBranch FINAL : public LControlInstruction<2, 0> {
 };
 
 
-class LCmpT FINAL : public LTemplateInstruction<1, 3, 0> {
+class LCmpT final : public LTemplateInstruction<1, 3, 0> {
  public:
   LCmpT(LOperand* context, LOperand* left, LOperand* right) {
     inputs_[0] = context;
@@ -1167,7 +1167,7 @@ class LCmpT FINAL : public LTemplateInstruction<1, 3, 0> {
 };
 
 
-class LCompareMinusZeroAndBranch FINAL : public LControlInstruction<1, 1> {
+class LCompareMinusZeroAndBranch final : public LControlInstruction<1, 1> {
  public:
   LCompareMinusZeroAndBranch(LOperand* value, LOperand* temp) {
     inputs_[0] = value;
@@ -1183,7 +1183,7 @@ class LCompareMinusZeroAndBranch FINAL : public LControlInstruction<1, 1> {
 };
 
 
-class LCompareNumericAndBranch FINAL : public LControlInstruction<2, 0> {
+class LCompareNumericAndBranch final : public LControlInstruction<2, 0> {
  public:
   LCompareNumericAndBranch(LOperand* left, LOperand* right) {
     inputs_[0] = left;
@@ -1202,11 +1202,11 @@ class LCompareNumericAndBranch FINAL : public LControlInstruction<2, 0> {
     return hydrogen()->representation().IsDouble();
   }
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 };
 
 
-class LConstantD FINAL : public LTemplateInstruction<1, 0, 0> {
+class LConstantD final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(ConstantD, "constant-d")
   DECLARE_HYDROGEN_ACCESSOR(Constant)
@@ -1215,7 +1215,7 @@ class LConstantD FINAL : public LTemplateInstruction<1, 0, 0> {
 };
 
 
-class LConstantE FINAL : public LTemplateInstruction<1, 0, 0> {
+class LConstantE final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(ConstantE, "constant-e")
   DECLARE_HYDROGEN_ACCESSOR(Constant)
@@ -1226,7 +1226,7 @@ class LConstantE FINAL : public LTemplateInstruction<1, 0, 0> {
 };
 
 
-class LConstantI FINAL : public LTemplateInstruction<1, 0, 0> {
+class LConstantI final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(ConstantI, "constant-i")
   DECLARE_HYDROGEN_ACCESSOR(Constant)
@@ -1235,7 +1235,7 @@ class LConstantI FINAL : public LTemplateInstruction<1, 0, 0> {
 };
 
 
-class LConstantS FINAL : public LTemplateInstruction<1, 0, 0> {
+class LConstantS final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(ConstantS, "constant-s")
   DECLARE_HYDROGEN_ACCESSOR(Constant)
@@ -1244,7 +1244,7 @@ class LConstantS FINAL : public LTemplateInstruction<1, 0, 0> {
 };
 
 
-class LConstantT FINAL : public LTemplateInstruction<1, 0, 0> {
+class LConstantT final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(ConstantT, "constant-t")
   DECLARE_HYDROGEN_ACCESSOR(Constant)
@@ -1255,14 +1255,14 @@ class LConstantT FINAL : public LTemplateInstruction<1, 0, 0> {
 };
 
 
-class LContext FINAL : public LTemplateInstruction<1, 0, 0> {
+class LContext final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(Context, "context")
   DECLARE_HYDROGEN_ACCESSOR(Context)
 };
 
 
-class LDateField FINAL : public LTemplateInstruction<1, 1, 0> {
+class LDateField final : public LTemplateInstruction<1, 1, 0> {
  public:
   LDateField(LOperand* date, Smi* index) : index_(index) {
     inputs_[0] = date;
@@ -1279,13 +1279,13 @@ class LDateField FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LDebugBreak FINAL : public LTemplateInstruction<0, 0, 0> {
+class LDebugBreak final : public LTemplateInstruction<0, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(DebugBreak, "break")
 };
 
 
-class LDeclareGlobals FINAL : public LTemplateInstruction<0, 1, 0> {
+class LDeclareGlobals final : public LTemplateInstruction<0, 1, 0> {
  public:
   explicit LDeclareGlobals(LOperand* context) {
     inputs_[0] = context;
@@ -1298,15 +1298,15 @@ class LDeclareGlobals FINAL : public LTemplateInstruction<0, 1, 0> {
 };
 
 
-class LDeoptimize FINAL : public LTemplateInstruction<0, 0, 0> {
+class LDeoptimize final : public LTemplateInstruction<0, 0, 0> {
  public:
-  bool IsControl() const OVERRIDE { return true; }
+  bool IsControl() const override { return true; }
   DECLARE_CONCRETE_INSTRUCTION(Deoptimize, "deoptimize")
   DECLARE_HYDROGEN_ACCESSOR(Deoptimize)
 };
 
 
-class LDivByPowerOf2I FINAL : public LTemplateInstruction<1, 1, 0> {
+class LDivByPowerOf2I final : public LTemplateInstruction<1, 1, 0> {
  public:
   LDivByPowerOf2I(LOperand* dividend, int32_t divisor) {
     inputs_[0] = dividend;
@@ -1324,7 +1324,7 @@ class LDivByPowerOf2I FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LDivByConstI FINAL : public LTemplateInstruction<1, 1, 1> {
+class LDivByConstI final : public LTemplateInstruction<1, 1, 1> {
  public:
   LDivByConstI(LOperand* dividend, int32_t divisor, LOperand* temp) {
     inputs_[0] = dividend;
@@ -1344,7 +1344,7 @@ class LDivByConstI FINAL : public LTemplateInstruction<1, 1, 1> {
 };
 
 
-class LDivI FINAL : public LTemplateInstruction<1, 2, 1> {
+class LDivI final : public LTemplateInstruction<1, 2, 1> {
  public:
   LDivI(LOperand* dividend, LOperand* divisor, LOperand* temp) {
     inputs_[0] = dividend;
@@ -1361,7 +1361,7 @@ class LDivI FINAL : public LTemplateInstruction<1, 2, 1> {
 };
 
 
-class LDoubleToIntOrSmi FINAL : public LTemplateInstruction<1, 1, 0> {
+class LDoubleToIntOrSmi final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LDoubleToIntOrSmi(LOperand* value) {
     inputs_[0] = value;
@@ -1376,7 +1376,7 @@ class LDoubleToIntOrSmi FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LForInCacheArray FINAL : public LTemplateInstruction<1, 1, 0> {
+class LForInCacheArray final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LForInCacheArray(LOperand* map) {
     inputs_[0] = map;
@@ -1392,7 +1392,7 @@ class LForInCacheArray FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LForInPrepareMap FINAL : public LTemplateInstruction<1, 2, 0> {
+class LForInPrepareMap final : public LTemplateInstruction<1, 2, 0> {
  public:
   LForInPrepareMap(LOperand* context, LOperand* object) {
     inputs_[0] = context;
@@ -1406,7 +1406,7 @@ class LForInPrepareMap FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LGetCachedArrayIndex FINAL : public LTemplateInstruction<1, 1, 0> {
+class LGetCachedArrayIndex final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LGetCachedArrayIndex(LOperand* value) {
     inputs_[0] = value;
@@ -1419,8 +1419,7 @@ class LGetCachedArrayIndex FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LHasCachedArrayIndexAndBranch FINAL
-    : public LControlInstruction<1, 1> {
+class LHasCachedArrayIndexAndBranch final : public LControlInstruction<1, 1> {
  public:
   LHasCachedArrayIndexAndBranch(LOperand* value, LOperand* temp) {
     inputs_[0] = value;
@@ -1434,11 +1433,11 @@ class LHasCachedArrayIndexAndBranch FINAL
                                "has-cached-array-index-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(HasCachedArrayIndexAndBranch)
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 };
 
 
-class LHasInstanceTypeAndBranch FINAL : public LControlInstruction<1, 1> {
+class LHasInstanceTypeAndBranch final : public LControlInstruction<1, 1> {
  public:
   LHasInstanceTypeAndBranch(LOperand* value, LOperand* temp) {
     inputs_[0] = value;
@@ -1452,11 +1451,11 @@ class LHasInstanceTypeAndBranch FINAL : public LControlInstruction<1, 1> {
                                "has-instance-type-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(HasInstanceTypeAndBranch)
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 };
 
 
-class LInnerAllocatedObject FINAL : public LTemplateInstruction<1, 2, 0> {
+class LInnerAllocatedObject final : public LTemplateInstruction<1, 2, 0> {
  public:
   LInnerAllocatedObject(LOperand* base_object, LOperand* offset) {
     inputs_[0] = base_object;
@@ -1466,13 +1465,13 @@ class LInnerAllocatedObject FINAL : public LTemplateInstruction<1, 2, 0> {
   LOperand* base_object() const { return inputs_[0]; }
   LOperand* offset() const { return inputs_[1]; }
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 
   DECLARE_CONCRETE_INSTRUCTION(InnerAllocatedObject, "inner-allocated-object")
 };
 
 
-class LInstanceOf FINAL : public LTemplateInstruction<1, 3, 0> {
+class LInstanceOf final : public LTemplateInstruction<1, 3, 0> {
  public:
   LInstanceOf(LOperand* context, LOperand* left, LOperand* right) {
     inputs_[0] = context;
@@ -1488,7 +1487,7 @@ class LInstanceOf FINAL : public LTemplateInstruction<1, 3, 0> {
 };
 
 
-class LInstanceOfKnownGlobal FINAL : public LTemplateInstruction<1, 2, 0> {
+class LInstanceOfKnownGlobal final : public LTemplateInstruction<1, 2, 0> {
  public:
   LInstanceOfKnownGlobal(LOperand* context, LOperand* value) {
     inputs_[0] = context;
@@ -1507,7 +1506,7 @@ class LInstanceOfKnownGlobal FINAL : public LTemplateInstruction<1, 2, 0> {
     return lazy_deopt_env_;
   }
   virtual void SetDeferredLazyDeoptimizationEnvironment(
-      LEnvironment* env) OVERRIDE {
+      LEnvironment* env) override {
     lazy_deopt_env_ = env;
   }
 
@@ -1516,7 +1515,7 @@ class LInstanceOfKnownGlobal FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LInteger32ToDouble FINAL : public LTemplateInstruction<1, 1, 0> {
+class LInteger32ToDouble final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LInteger32ToDouble(LOperand* value) {
     inputs_[0] = value;
@@ -1528,7 +1527,7 @@ class LInteger32ToDouble FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LCallWithDescriptor FINAL : public LTemplateResultInstruction<1> {
+class LCallWithDescriptor final : public LTemplateResultInstruction<1> {
  public:
   LCallWithDescriptor(CallInterfaceDescriptor descriptor,
                       const ZoneList<LOperand*>& operands, Zone* zone)
@@ -1547,7 +1546,7 @@ class LCallWithDescriptor FINAL : public LTemplateResultInstruction<1> {
  private:
   DECLARE_CONCRETE_INSTRUCTION(CallWithDescriptor, "call-with-descriptor")
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 
   int arity() const { return hydrogen()->argument_count() - 1; }
 
@@ -1555,15 +1554,15 @@ class LCallWithDescriptor FINAL : public LTemplateResultInstruction<1> {
   ZoneList<LOperand*> inputs_;
 
   // Iterator support.
-  int InputCount() FINAL { return inputs_.length(); }
-  LOperand* InputAt(int i) FINAL { return inputs_[i]; }
+  int InputCount() final { return inputs_.length(); }
+  LOperand* InputAt(int i) final { return inputs_[i]; }
 
-  int TempCount() FINAL { return 0; }
-  LOperand* TempAt(int i) FINAL { return NULL; }
+  int TempCount() final { return 0; }
+  LOperand* TempAt(int i) final { return NULL; }
 };
 
 
-class LInvokeFunction FINAL : public LTemplateInstruction<1, 2, 0> {
+class LInvokeFunction final : public LTemplateInstruction<1, 2, 0> {
  public:
   LInvokeFunction(LOperand* context, LOperand* function) {
     inputs_[0] = context;
@@ -1576,13 +1575,13 @@ class LInvokeFunction FINAL : public LTemplateInstruction<1, 2, 0> {
   DECLARE_CONCRETE_INSTRUCTION(InvokeFunction, "invoke-function")
   DECLARE_HYDROGEN_ACCESSOR(InvokeFunction)
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 
   int arity() const { return hydrogen()->argument_count() - 1; }
 };
 
 
-class LIsConstructCallAndBranch FINAL : public LControlInstruction<0, 2> {
+class LIsConstructCallAndBranch final : public LControlInstruction<0, 2> {
  public:
   LIsConstructCallAndBranch(LOperand* temp1, LOperand* temp2) {
     temps_[0] = temp1;
@@ -1597,7 +1596,7 @@ class LIsConstructCallAndBranch FINAL : public LControlInstruction<0, 2> {
 };
 
 
-class LIsObjectAndBranch FINAL : public LControlInstruction<1, 2> {
+class LIsObjectAndBranch final : public LControlInstruction<1, 2> {
  public:
   LIsObjectAndBranch(LOperand* value, LOperand* temp1, LOperand* temp2) {
     inputs_[0] = value;
@@ -1612,11 +1611,11 @@ class LIsObjectAndBranch FINAL : public LControlInstruction<1, 2> {
   DECLARE_CONCRETE_INSTRUCTION(IsObjectAndBranch, "is-object-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(IsObjectAndBranch)
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 };
 
 
-class LIsStringAndBranch FINAL : public LControlInstruction<1, 1> {
+class LIsStringAndBranch final : public LControlInstruction<1, 1> {
  public:
   LIsStringAndBranch(LOperand* value, LOperand* temp) {
     inputs_[0] = value;
@@ -1629,11 +1628,11 @@ class LIsStringAndBranch FINAL : public LControlInstruction<1, 1> {
   DECLARE_CONCRETE_INSTRUCTION(IsStringAndBranch, "is-string-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(IsStringAndBranch)
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 };
 
 
-class LIsSmiAndBranch FINAL : public LControlInstruction<1, 0> {
+class LIsSmiAndBranch final : public LControlInstruction<1, 0> {
  public:
   explicit LIsSmiAndBranch(LOperand* value) {
     inputs_[0] = value;
@@ -1644,11 +1643,11 @@ class LIsSmiAndBranch FINAL : public LControlInstruction<1, 0> {
   DECLARE_CONCRETE_INSTRUCTION(IsSmiAndBranch, "is-smi-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(IsSmiAndBranch)
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 };
 
 
-class LIsUndetectableAndBranch FINAL : public LControlInstruction<1, 1> {
+class LIsUndetectableAndBranch final : public LControlInstruction<1, 1> {
  public:
   explicit LIsUndetectableAndBranch(LOperand* value, LOperand* temp) {
     inputs_[0] = value;
@@ -1662,11 +1661,11 @@ class LIsUndetectableAndBranch FINAL : public LControlInstruction<1, 1> {
                                "is-undetectable-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(IsUndetectableAndBranch)
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 };
 
 
-class LLoadContextSlot FINAL : public LTemplateInstruction<1, 1, 0> {
+class LLoadContextSlot final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LLoadContextSlot(LOperand* context) {
     inputs_[0] = context;
@@ -1679,11 +1678,11 @@ class LLoadContextSlot FINAL : public LTemplateInstruction<1, 1, 0> {
 
   int slot_index() const { return hydrogen()->slot_index(); }
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 };
 
 
-class LLoadNamedField FINAL : public LTemplateInstruction<1, 1, 0> {
+class LLoadNamedField final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LLoadNamedField(LOperand* object) {
     inputs_[0] = object;
@@ -1696,7 +1695,7 @@ class LLoadNamedField FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LFunctionLiteral FINAL : public LTemplateInstruction<1, 1, 0> {
+class LFunctionLiteral final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LFunctionLiteral(LOperand* context) {
     inputs_[0] = context;
@@ -1709,7 +1708,7 @@ class LFunctionLiteral FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LLoadFunctionPrototype FINAL : public LTemplateInstruction<1, 1, 1> {
+class LLoadFunctionPrototype final : public LTemplateInstruction<1, 1, 1> {
  public:
   LLoadFunctionPrototype(LOperand* function, LOperand* temp) {
     inputs_[0] = function;
@@ -1724,7 +1723,7 @@ class LLoadFunctionPrototype FINAL : public LTemplateInstruction<1, 1, 1> {
 };
 
 
-class LLoadGlobalGeneric FINAL : public LTemplateInstruction<1, 2, 1> {
+class LLoadGlobalGeneric final : public LTemplateInstruction<1, 2, 1> {
  public:
   LLoadGlobalGeneric(LOperand* context, LOperand* global_object,
                      LOperand* vector) {
@@ -1770,7 +1769,7 @@ class LLoadKeyed : public LTemplateInstruction<1, 2, T> {
   uint32_t base_offset() const {
     return this->hydrogen()->base_offset();
   }
-  void PrintDataTo(StringStream* stream) OVERRIDE {
+  void PrintDataTo(StringStream* stream) override {
     this->elements()->PrintTo(stream);
     stream->Add("[");
     this->key()->PrintTo(stream);
@@ -1824,7 +1823,7 @@ class LLoadKeyedFixedDouble: public LLoadKeyed<1> {
 };
 
 
-class LLoadKeyedGeneric FINAL : public LTemplateInstruction<1, 3, 1> {
+class LLoadKeyedGeneric final : public LTemplateInstruction<1, 3, 1> {
  public:
   LLoadKeyedGeneric(LOperand* context, LOperand* object, LOperand* key,
                     LOperand* vector) {
@@ -1844,7 +1843,7 @@ class LLoadKeyedGeneric FINAL : public LTemplateInstruction<1, 3, 1> {
 };
 
 
-class LLoadNamedGeneric FINAL : public LTemplateInstruction<1, 2, 1> {
+class LLoadNamedGeneric final : public LTemplateInstruction<1, 2, 1> {
  public:
   LLoadNamedGeneric(LOperand* context, LOperand* object, LOperand* vector) {
     inputs_[0] = context;
@@ -1863,7 +1862,7 @@ class LLoadNamedGeneric FINAL : public LTemplateInstruction<1, 2, 1> {
 };
 
 
-class LLoadRoot FINAL : public LTemplateInstruction<1, 0, 0> {
+class LLoadRoot final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(LoadRoot, "load-root")
   DECLARE_HYDROGEN_ACCESSOR(LoadRoot)
@@ -1872,7 +1871,7 @@ class LLoadRoot FINAL : public LTemplateInstruction<1, 0, 0> {
 };
 
 
-class LMapEnumLength FINAL : public LTemplateInstruction<1, 1, 0> {
+class LMapEnumLength final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LMapEnumLength(LOperand* value) {
     inputs_[0] = value;
@@ -1894,13 +1893,13 @@ class LUnaryMathOperation : public LTemplateInstruction<1, 1, T> {
   LOperand* value() { return this->inputs_[0]; }
   BuiltinFunctionId op() const { return this->hydrogen()->op(); }
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 
   DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation)
 };
 
 
-class LMathAbs FINAL : public LUnaryMathOperation<0> {
+class LMathAbs final : public LUnaryMathOperation<0> {
  public:
   explicit LMathAbs(LOperand* value) : LUnaryMathOperation<0>(value) {}
 
@@ -1930,7 +1929,7 @@ class LMathAbsTagged: public LTemplateInstruction<1, 2, 3> {
 };
 
 
-class LMathExp FINAL : public LUnaryMathOperation<4> {
+class LMathExp final : public LUnaryMathOperation<4> {
  public:
   LMathExp(LOperand* value,
                 LOperand* double_temp1,
@@ -1955,7 +1954,7 @@ class LMathExp FINAL : public LUnaryMathOperation<4> {
 
 
 // Math.floor with a double result.
-class LMathFloorD FINAL : public LUnaryMathOperation<0> {
+class LMathFloorD final : public LUnaryMathOperation<0> {
  public:
   explicit LMathFloorD(LOperand* value) : LUnaryMathOperation<0>(value) { }
   DECLARE_CONCRETE_INSTRUCTION(MathFloorD, "math-floor-d")
@@ -1963,14 +1962,14 @@ class LMathFloorD FINAL : public LUnaryMathOperation<0> {
 
 
 // Math.floor with an integer result.
-class LMathFloorI FINAL : public LUnaryMathOperation<0> {
+class LMathFloorI final : public LUnaryMathOperation<0> {
  public:
   explicit LMathFloorI(LOperand* value) : LUnaryMathOperation<0>(value) { }
   DECLARE_CONCRETE_INSTRUCTION(MathFloorI, "math-floor-i")
 };
 
 
-class LFlooringDivByPowerOf2I FINAL : public LTemplateInstruction<1, 1, 0> {
+class LFlooringDivByPowerOf2I final : public LTemplateInstruction<1, 1, 0> {
  public:
   LFlooringDivByPowerOf2I(LOperand* dividend, int32_t divisor) {
     inputs_[0] = dividend;
@@ -1989,7 +1988,7 @@ class LFlooringDivByPowerOf2I FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LFlooringDivByConstI FINAL : public LTemplateInstruction<1, 1, 2> {
+class LFlooringDivByConstI final : public LTemplateInstruction<1, 1, 2> {
  public:
   LFlooringDivByConstI(LOperand* dividend, int32_t divisor, LOperand* temp) {
     inputs_[0] = dividend;
@@ -2009,7 +2008,7 @@ class LFlooringDivByConstI FINAL : public LTemplateInstruction<1, 1, 2> {
 };
 
 
-class LFlooringDivI FINAL : public LTemplateInstruction<1, 2, 1> {
+class LFlooringDivI final : public LTemplateInstruction<1, 2, 1> {
  public:
   LFlooringDivI(LOperand* dividend, LOperand* divisor, LOperand* temp) {
     inputs_[0] = dividend;
@@ -2026,21 +2025,21 @@ class LFlooringDivI FINAL : public LTemplateInstruction<1, 2, 1> {
 };
 
 
-class LMathLog FINAL : public LUnaryMathOperation<0> {
+class LMathLog final : public LUnaryMathOperation<0> {
  public:
   explicit LMathLog(LOperand* value) : LUnaryMathOperation<0>(value) { }
   DECLARE_CONCRETE_INSTRUCTION(MathLog, "math-log")
 };
 
 
-class LMathClz32 FINAL : public LUnaryMathOperation<0> {
+class LMathClz32 final : public LUnaryMathOperation<0> {
  public:
   explicit LMathClz32(LOperand* value) : LUnaryMathOperation<0>(value) { }
   DECLARE_CONCRETE_INSTRUCTION(MathClz32, "math-clz32")
 };
 
 
-class LMathMinMax FINAL : public LTemplateInstruction<1, 2, 0> {
+class LMathMinMax final : public LTemplateInstruction<1, 2, 0> {
  public:
   LMathMinMax(LOperand* left, LOperand* right) {
     inputs_[0] = left;
@@ -2055,7 +2054,7 @@ class LMathMinMax FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LMathPowHalf FINAL : public LUnaryMathOperation<0> {
+class LMathPowHalf final : public LUnaryMathOperation<0> {
  public:
   explicit LMathPowHalf(LOperand* value) : LUnaryMathOperation<0>(value) { }
   DECLARE_CONCRETE_INSTRUCTION(MathPowHalf, "math-pow-half")
@@ -2063,7 +2062,7 @@ class LMathPowHalf FINAL : public LUnaryMathOperation<0> {
 
 
 // Math.round with an integer result.
-class LMathRoundD FINAL : public LUnaryMathOperation<0> {
+class LMathRoundD final : public LUnaryMathOperation<0> {
  public:
   explicit LMathRoundD(LOperand* value)
       : LUnaryMathOperation<0>(value) {
@@ -2074,7 +2073,7 @@ class LMathRoundD FINAL : public LUnaryMathOperation<0> {
 
 
 // Math.round with an integer result.
-class LMathRoundI FINAL : public LUnaryMathOperation<1> {
+class LMathRoundI final : public LUnaryMathOperation<1> {
  public:
   LMathRoundI(LOperand* value, LOperand* temp1)
       : LUnaryMathOperation<1>(value) {
@@ -2087,7 +2086,7 @@ class LMathRoundI FINAL : public LUnaryMathOperation<1> {
 };
 
 
-class LMathFround FINAL : public LUnaryMathOperation<0> {
+class LMathFround final : public LUnaryMathOperation<0> {
  public:
   explicit LMathFround(LOperand* value) : LUnaryMathOperation<0>(value) {}
 
@@ -2095,14 +2094,14 @@ class LMathFround FINAL : public LUnaryMathOperation<0> {
 };
 
 
-class LMathSqrt FINAL : public LUnaryMathOperation<0> {
+class LMathSqrt final : public LUnaryMathOperation<0> {
  public:
   explicit LMathSqrt(LOperand* value) : LUnaryMathOperation<0>(value) { }
   DECLARE_CONCRETE_INSTRUCTION(MathSqrt, "math-sqrt")
 };
 
 
-class LModByPowerOf2I FINAL : public LTemplateInstruction<1, 1, 0> {
+class LModByPowerOf2I final : public LTemplateInstruction<1, 1, 0> {
  public:
   LModByPowerOf2I(LOperand* dividend, int32_t divisor) {
     inputs_[0] = dividend;
@@ -2120,7 +2119,7 @@ class LModByPowerOf2I FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LModByConstI FINAL : public LTemplateInstruction<1, 1, 1> {
+class LModByConstI final : public LTemplateInstruction<1, 1, 1> {
  public:
   LModByConstI(LOperand* dividend, int32_t divisor, LOperand* temp) {
     inputs_[0] = dividend;
@@ -2140,7 +2139,7 @@ class LModByConstI FINAL : public LTemplateInstruction<1, 1, 1> {
 };
 
 
-class LModI FINAL : public LTemplateInstruction<1, 2, 0> {
+class LModI final : public LTemplateInstruction<1, 2, 0> {
  public:
   LModI(LOperand* left, LOperand* right) {
     inputs_[0] = left;
@@ -2155,7 +2154,7 @@ class LModI FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LMulConstIS FINAL : public LTemplateInstruction<1, 2, 0> {
+class LMulConstIS final : public LTemplateInstruction<1, 2, 0> {
  public:
   LMulConstIS(LOperand* left, LConstantOperand* right) {
     inputs_[0] = left;
@@ -2170,7 +2169,7 @@ class LMulConstIS FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LMulI FINAL : public LTemplateInstruction<1, 2, 0> {
+class LMulI final : public LTemplateInstruction<1, 2, 0> {
  public:
   LMulI(LOperand* left, LOperand* right) {
     inputs_[0] = left;
@@ -2185,7 +2184,7 @@ class LMulI FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LMulS FINAL : public LTemplateInstruction<1, 2, 0> {
+class LMulS final : public LTemplateInstruction<1, 2, 0> {
  public:
   LMulS(LOperand* left, LOperand* right) {
     inputs_[0] = left;
@@ -2200,7 +2199,7 @@ class LMulS FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LNumberTagD FINAL : public LTemplateInstruction<1, 1, 2> {
+class LNumberTagD final : public LTemplateInstruction<1, 1, 2> {
  public:
   LNumberTagD(LOperand* value, LOperand* temp1, LOperand* temp2) {
     inputs_[0] = value;
@@ -2217,7 +2216,7 @@ class LNumberTagD FINAL : public LTemplateInstruction<1, 1, 2> {
 };
 
 
-class LNumberTagU FINAL : public LTemplateInstruction<1, 1, 2> {
+class LNumberTagU final : public LTemplateInstruction<1, 1, 2> {
  public:
   explicit LNumberTagU(LOperand* value,
                        LOperand* temp1,
@@ -2235,7 +2234,7 @@ class LNumberTagU FINAL : public LTemplateInstruction<1, 1, 2> {
 };
 
 
-class LNumberUntagD FINAL : public LTemplateInstruction<1, 1, 1> {
+class LNumberUntagD final : public LTemplateInstruction<1, 1, 1> {
  public:
   LNumberUntagD(LOperand* value, LOperand* temp) {
     inputs_[0] = value;
@@ -2251,14 +2250,14 @@ class LNumberUntagD FINAL : public LTemplateInstruction<1, 1, 1> {
 };
 
 
-class LParameter FINAL : public LTemplateInstruction<1, 0, 0> {
+class LParameter final : public LTemplateInstruction<1, 0, 0> {
  public:
-  bool HasInterestingComment(LCodeGen* gen) const OVERRIDE { return false; }
+  bool HasInterestingComment(LCodeGen* gen) const override { return false; }
   DECLARE_CONCRETE_INSTRUCTION(Parameter, "parameter")
 };
 
 
-class LPower FINAL : public LTemplateInstruction<1, 2, 0> {
+class LPower final : public LTemplateInstruction<1, 2, 0> {
  public:
   LPower(LOperand* left, LOperand* right) {
     inputs_[0] = left;
@@ -2273,7 +2272,7 @@ class LPower FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LPreparePushArguments FINAL : public LTemplateInstruction<0, 0, 0> {
+class LPreparePushArguments final : public LTemplateInstruction<0, 0, 0> {
  public:
   explicit LPreparePushArguments(int argc) : argc_(argc) {}
 
@@ -2286,7 +2285,7 @@ class LPreparePushArguments FINAL : public LTemplateInstruction<0, 0, 0> {
 };
 
 
-class LPushArguments FINAL : public LTemplateResultInstruction<0> {
+class LPushArguments final : public LTemplateResultInstruction<0> {
  public:
   explicit LPushArguments(Zone* zone,
                           int capacity = kRecommendedMaxPushedArgs)
@@ -2312,15 +2311,15 @@ class LPushArguments FINAL : public LTemplateResultInstruction<0> {
 
  private:
   // Iterator support.
-  int InputCount() FINAL { return inputs_.length(); }
-  LOperand* InputAt(int i) FINAL { return inputs_[i]; }
+  int InputCount() final { return inputs_.length(); }
+  LOperand* InputAt(int i) final { return inputs_[i]; }
 
-  int TempCount() FINAL { return 0; }
-  LOperand* TempAt(int i) FINAL { return NULL; }
+  int TempCount() final { return 0; }
+  LOperand* TempAt(int i) final { return NULL; }
 };
 
 
-class LRegExpLiteral FINAL : public LTemplateInstruction<1, 1, 0> {
+class LRegExpLiteral final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LRegExpLiteral(LOperand* context) {
     inputs_[0] = context;
@@ -2333,7 +2332,7 @@ class LRegExpLiteral FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LReturn FINAL : public LTemplateInstruction<0, 3, 0> {
+class LReturn final : public LTemplateInstruction<0, 3, 0> {
  public:
   LReturn(LOperand* value, LOperand* context, LOperand* parameter_count) {
     inputs_[0] = value;
@@ -2356,7 +2355,7 @@ class LReturn FINAL : public LTemplateInstruction<0, 3, 0> {
 };
 
 
-class LSeqStringGetChar FINAL : public LTemplateInstruction<1, 2, 1> {
+class LSeqStringGetChar final : public LTemplateInstruction<1, 2, 1> {
  public:
   LSeqStringGetChar(LOperand* string,
                     LOperand* index,
@@ -2375,7 +2374,7 @@ class LSeqStringGetChar FINAL : public LTemplateInstruction<1, 2, 1> {
 };
 
 
-class LSeqStringSetChar FINAL : public LTemplateInstruction<1, 4, 1> {
+class LSeqStringSetChar final : public LTemplateInstruction<1, 4, 1> {
  public:
   LSeqStringSetChar(LOperand* context,
                     LOperand* string,
@@ -2400,7 +2399,7 @@ class LSeqStringSetChar FINAL : public LTemplateInstruction<1, 4, 1> {
 };
 
 
-class LSmiTag FINAL : public LTemplateInstruction<1, 1, 0> {
+class LSmiTag final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LSmiTag(LOperand* value) {
     inputs_[0] = value;
@@ -2413,7 +2412,7 @@ class LSmiTag FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LSmiUntag FINAL : public LTemplateInstruction<1, 1, 0> {
+class LSmiUntag final : public LTemplateInstruction<1, 1, 0> {
  public:
   LSmiUntag(LOperand* value, bool needs_check)
       : needs_check_(needs_check) {
@@ -2430,7 +2429,7 @@ class LSmiUntag FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LStackCheck FINAL : public LTemplateInstruction<0, 1, 0> {
+class LStackCheck final : public LTemplateInstruction<0, 1, 0> {
  public:
   explicit LStackCheck(LOperand* context) {
     inputs_[0] = context;
@@ -2480,7 +2479,7 @@ class LStoreKeyed : public LTemplateInstruction<0, 3, T> {
   }
   uint32_t base_offset() const { return this->hydrogen()->base_offset(); }
 
-  void PrintDataTo(StringStream* stream) OVERRIDE {
+  void PrintDataTo(StringStream* stream) override {
     this->elements()->PrintTo(stream);
     stream->Add("[");
     this->key()->PrintTo(stream);
@@ -2503,7 +2502,7 @@ class LStoreKeyed : public LTemplateInstruction<0, 3, T> {
 };
 
 
-class LStoreKeyedExternal FINAL : public LStoreKeyed<1> {
+class LStoreKeyedExternal final : public LStoreKeyed<1> {
  public:
   LStoreKeyedExternal(LOperand* elements, LOperand* key, LOperand* value,
                       LOperand* temp) :
@@ -2517,7 +2516,7 @@ class LStoreKeyedExternal FINAL : public LStoreKeyed<1> {
 };
 
 
-class LStoreKeyedFixed FINAL : public LStoreKeyed<1> {
+class LStoreKeyedFixed final : public LStoreKeyed<1> {
  public:
   LStoreKeyedFixed(LOperand* elements, LOperand* key, LOperand* value,
                    LOperand* temp) :
@@ -2531,7 +2530,7 @@ class LStoreKeyedFixed FINAL : public LStoreKeyed<1> {
 };
 
 
-class LStoreKeyedFixedDouble FINAL : public LStoreKeyed<1> {
+class LStoreKeyedFixedDouble final : public LStoreKeyed<1> {
  public:
   LStoreKeyedFixedDouble(LOperand* elements, LOperand* key, LOperand* value,
                          LOperand* temp) :
@@ -2546,7 +2545,7 @@ class LStoreKeyedFixedDouble FINAL : public LStoreKeyed<1> {
 };
 
 
-class LStoreKeyedGeneric FINAL : public LTemplateInstruction<0, 4, 0> {
+class LStoreKeyedGeneric final : public LTemplateInstruction<0, 4, 0> {
  public:
   LStoreKeyedGeneric(LOperand* context,
                      LOperand* obj,
@@ -2566,13 +2565,13 @@ class LStoreKeyedGeneric FINAL : public LTemplateInstruction<0, 4, 0> {
   DECLARE_CONCRETE_INSTRUCTION(StoreKeyedGeneric, "store-keyed-generic")
   DECLARE_HYDROGEN_ACCESSOR(StoreKeyedGeneric)
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 
   LanguageMode language_mode() { return hydrogen()->language_mode(); }
 };
 
 
-class LStoreNamedField FINAL : public LTemplateInstruction<0, 2, 2> {
+class LStoreNamedField final : public LTemplateInstruction<0, 2, 2> {
  public:
   LStoreNamedField(LOperand* object, LOperand* value,
                    LOperand* temp0, LOperand* temp1) {
@@ -2590,7 +2589,7 @@ class LStoreNamedField FINAL : public LTemplateInstruction<0, 2, 2> {
   DECLARE_CONCRETE_INSTRUCTION(StoreNamedField, "store-named-field")
   DECLARE_HYDROGEN_ACCESSOR(StoreNamedField)
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 
   Representation representation() const {
     return hydrogen()->field_representation();
@@ -2598,7 +2597,7 @@ class LStoreNamedField FINAL : public LTemplateInstruction<0, 2, 2> {
 };
 
 
-class LStoreNamedGeneric FINAL: public LTemplateInstruction<0, 3, 0> {
+class LStoreNamedGeneric final : public LTemplateInstruction<0, 3, 0> {
  public:
   LStoreNamedGeneric(LOperand* context, LOperand* object, LOperand* value) {
     inputs_[0] = context;
@@ -2613,14 +2612,14 @@ class LStoreNamedGeneric FINAL: public LTemplateInstruction<0, 3, 0> {
   DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric, "store-named-generic")
   DECLARE_HYDROGEN_ACCESSOR(StoreNamedGeneric)
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 
   Handle<Object> name() const { return hydrogen()->name(); }
   LanguageMode language_mode() { return hydrogen()->language_mode(); }
 };
 
 
-class LStringAdd FINAL : public LTemplateInstruction<1, 3, 0> {
+class LStringAdd final : public LTemplateInstruction<1, 3, 0> {
  public:
   LStringAdd(LOperand* context, LOperand* left, LOperand* right) {
     inputs_[0] = context;
@@ -2637,8 +2636,7 @@ class LStringAdd FINAL : public LTemplateInstruction<1, 3, 0> {
 };
 
 
-
-class LStringCharCodeAt FINAL : public LTemplateInstruction<1, 3, 0> {
+class LStringCharCodeAt final : public LTemplateInstruction<1, 3, 0> {
  public:
   LStringCharCodeAt(LOperand* context, LOperand* string, LOperand* index) {
     inputs_[0] = context;
@@ -2655,7 +2653,7 @@ class LStringCharCodeAt FINAL : public LTemplateInstruction<1, 3, 0> {
 };
 
 
-class LStringCharFromCode FINAL : public LTemplateInstruction<1, 2, 0> {
+class LStringCharFromCode final : public LTemplateInstruction<1, 2, 0> {
  public:
   LStringCharFromCode(LOperand* context, LOperand* char_code) {
     inputs_[0] = context;
@@ -2670,7 +2668,7 @@ class LStringCharFromCode FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LStringCompareAndBranch FINAL : public LControlInstruction<3, 0> {
+class LStringCompareAndBranch final : public LControlInstruction<3, 0> {
  public:
   LStringCompareAndBranch(LOperand* context, LOperand* left, LOperand* right) {
     inputs_[0] = context;
@@ -2688,12 +2686,12 @@ class LStringCompareAndBranch FINAL : public LControlInstruction<3, 0> {
 
   Token::Value op() const { return hydrogen()->token(); }
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 };
 
 
 // Truncating conversion from a tagged value to an int32.
-class LTaggedToI FINAL : public LTemplateInstruction<1, 1, 2> {
+class LTaggedToI final : public LTemplateInstruction<1, 1, 2> {
  public:
   explicit LTaggedToI(LOperand* value, LOperand* temp1, LOperand* temp2) {
     inputs_[0] = value;
@@ -2712,7 +2710,7 @@ class LTaggedToI FINAL : public LTemplateInstruction<1, 1, 2> {
 };
 
 
-class LShiftI FINAL : public LTemplateInstruction<1, 2, 0> {
+class LShiftI final : public LTemplateInstruction<1, 2, 0> {
  public:
   LShiftI(Token::Value op, LOperand* left, LOperand* right, bool can_deopt)
       : op_(op), can_deopt_(can_deopt) {
@@ -2733,7 +2731,7 @@ class LShiftI FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LShiftS FINAL : public LTemplateInstruction<1, 2, 0> {
+class LShiftS final : public LTemplateInstruction<1, 2, 0> {
  public:
   LShiftS(Token::Value op, LOperand* left, LOperand* right, bool can_deopt)
       : op_(op), can_deopt_(can_deopt) {
@@ -2754,7 +2752,7 @@ class LShiftS FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LStoreCodeEntry FINAL: public LTemplateInstruction<0, 2, 1> {
+class LStoreCodeEntry final : public LTemplateInstruction<0, 2, 1> {
  public:
   LStoreCodeEntry(LOperand* function, LOperand* code_object,
                   LOperand* temp) {
@@ -2767,14 +2765,14 @@ class LStoreCodeEntry FINAL: public LTemplateInstruction<0, 2, 1> {
   LOperand* code_object() { return inputs_[1]; }
   LOperand* temp() { return temps_[0]; }
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 
   DECLARE_CONCRETE_INSTRUCTION(StoreCodeEntry, "store-code-entry")
   DECLARE_HYDROGEN_ACCESSOR(StoreCodeEntry)
 };
 
 
-class LStoreContextSlot FINAL : public LTemplateInstruction<0, 2, 1> {
+class LStoreContextSlot final : public LTemplateInstruction<0, 2, 1> {
  public:
   LStoreContextSlot(LOperand* context, LOperand* value, LOperand* temp) {
     inputs_[0] = context;
@@ -2791,11 +2789,11 @@ class LStoreContextSlot FINAL : public LTemplateInstruction<0, 2, 1> {
 
   int slot_index() { return hydrogen()->slot_index(); }
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 };
 
 
-class LSubI FINAL : public LTemplateInstruction<1, 2, 0> {
+class LSubI final : public LTemplateInstruction<1, 2, 0> {
  public:
   LSubI(LOperand* left, LOperand* right)
       : shift_(NO_SHIFT), shift_amount_(0)  {
@@ -2839,14 +2837,14 @@ class LSubS: public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LThisFunction FINAL : public LTemplateInstruction<1, 0, 0> {
+class LThisFunction final : public LTemplateInstruction<1, 0, 0> {
  public:
   DECLARE_CONCRETE_INSTRUCTION(ThisFunction, "this-function")
   DECLARE_HYDROGEN_ACCESSOR(ThisFunction)
 };
 
 
-class LToFastProperties FINAL : public LTemplateInstruction<1, 1, 0> {
+class LToFastProperties final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LToFastProperties(LOperand* value) {
     inputs_[0] = value;
@@ -2859,7 +2857,7 @@ class LToFastProperties FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LTransitionElementsKind FINAL : public LTemplateInstruction<0, 2, 2> {
+class LTransitionElementsKind final : public LTemplateInstruction<0, 2, 2> {
  public:
   LTransitionElementsKind(LOperand* object,
                           LOperand* context,
@@ -2880,7 +2878,7 @@ class LTransitionElementsKind FINAL : public LTemplateInstruction<0, 2, 2> {
                                "transition-elements-kind")
   DECLARE_HYDROGEN_ACCESSOR(TransitionElementsKind)
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 
   Handle<Map> original_map() { return hydrogen()->original_map().handle(); }
   Handle<Map> transitioned_map() {
@@ -2891,7 +2889,7 @@ class LTransitionElementsKind FINAL : public LTemplateInstruction<0, 2, 2> {
 };
 
 
-class LTrapAllocationMemento FINAL : public LTemplateInstruction<0, 1, 2> {
+class LTrapAllocationMemento final : public LTemplateInstruction<0, 1, 2> {
  public:
   LTrapAllocationMemento(LOperand* object, LOperand* temp1, LOperand* temp2) {
     inputs_[0] = object;
@@ -2907,8 +2905,7 @@ class LTrapAllocationMemento FINAL : public LTemplateInstruction<0, 1, 2> {
 };
 
 
-class LTruncateDoubleToIntOrSmi FINAL
-    : public LTemplateInstruction<1, 1, 0> {
+class LTruncateDoubleToIntOrSmi final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LTruncateDoubleToIntOrSmi(LOperand* value) {
     inputs_[0] = value;
@@ -2924,7 +2921,7 @@ class LTruncateDoubleToIntOrSmi FINAL
 };
 
 
-class LTypeof FINAL : public LTemplateInstruction<1, 2, 0> {
+class LTypeof final : public LTemplateInstruction<1, 2, 0> {
  public:
   LTypeof(LOperand* context, LOperand* value) {
     inputs_[0] = context;
@@ -2938,7 +2935,7 @@ class LTypeof FINAL : public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LTypeofIsAndBranch FINAL : public LControlInstruction<1, 2> {
+class LTypeofIsAndBranch final : public LControlInstruction<1, 2> {
  public:
   LTypeofIsAndBranch(LOperand* value, LOperand* temp1, LOperand* temp2) {
     inputs_[0] = value;
@@ -2955,11 +2952,11 @@ class LTypeofIsAndBranch FINAL : public LControlInstruction<1, 2> {
 
   Handle<String> type_literal() const { return hydrogen()->type_literal(); }
 
-  void PrintDataTo(StringStream* stream) OVERRIDE;
+  void PrintDataTo(StringStream* stream) override;
 };
 
 
-class LUint32ToDouble FINAL : public LTemplateInstruction<1, 1, 0> {
+class LUint32ToDouble final : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LUint32ToDouble(LOperand* value) {
     inputs_[0] = value;
@@ -2971,7 +2968,7 @@ class LUint32ToDouble FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LCheckMapValue FINAL : public LTemplateInstruction<0, 2, 1> {
+class LCheckMapValue final : public LTemplateInstruction<0, 2, 1> {
  public:
   LCheckMapValue(LOperand* value, LOperand* map, LOperand* temp) {
     inputs_[0] = value;
@@ -2987,7 +2984,7 @@ class LCheckMapValue FINAL : public LTemplateInstruction<0, 2, 1> {
 };
 
 
-class LLoadFieldByIndex FINAL : public LTemplateInstruction<1, 2, 0> {
+class LLoadFieldByIndex final : public LTemplateInstruction<1, 2, 0> {
  public:
   LLoadFieldByIndex(LOperand* object, LOperand* index) {
     inputs_[0] = object;
@@ -3030,7 +3027,7 @@ class LAllocateBlockContext: public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LWrapReceiver FINAL : public LTemplateInstruction<1, 2, 0> {
+class LWrapReceiver final : public LTemplateInstruction<1, 2, 0> {
  public:
   LWrapReceiver(LOperand* receiver, LOperand* function) {
     inputs_[0] = receiver;
@@ -3046,7 +3043,7 @@ class LWrapReceiver FINAL : public LTemplateInstruction<1, 2, 0> {
 
 
 class LChunkBuilder;
-class LPlatformChunk FINAL : public LChunk {
+class LPlatformChunk final : public LChunk {
  public:
   LPlatformChunk(CompilationInfo* info, HGraph* graph)
       : LChunk(info, graph) { }
@@ -3056,7 +3053,7 @@ class LPlatformChunk FINAL : public LChunk {
 };
 
 
-class LChunkBuilder FINAL : public LChunkBuilderBase {
+class LChunkBuilder final : public LChunkBuilderBase {
  public:
   LChunkBuilder(CompilationInfo* info, HGraph* graph, LAllocator* allocator)
       : LChunkBuilderBase(info, graph),