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

src/x87/lithium-codegen-x87.h

Index: src/x87/lithium-codegen-x87.h
diff --git a/src/x87/lithium-codegen-x87.h b/src/x87/lithium-codegen-x87.h
index 6b191b96ee1449167f858ec1a801e5f554e3ba32..5d913c83f60285743d05c71e77f9149a72472280 100644
--- a/src/x87/lithium-codegen-x87.h
+++ b/src/x87/lithium-codegen-x87.h
@@ -177,8 +177,8 @@ class LCodeGen: public LCodeGenBase {
 
   // Code generation passes.  Returns true if code generation should
   // continue.
-  void GenerateBodyInstructionPre(LInstruction* instr) OVERRIDE;
-  void GenerateBodyInstructionPost(LInstruction* instr) OVERRIDE;
+  void GenerateBodyInstructionPre(LInstruction* instr) override;
+  void GenerateBodyInstructionPost(LInstruction* instr) override;
   bool GeneratePrologue();
   bool GenerateDeferredCode();
   bool GenerateJumpTable();
@@ -280,7 +280,7 @@ class LCodeGen: public LCodeGenBase {
                                     int arguments,
                                     Safepoint::DeoptMode mode);
 
-  void RecordAndWritePosition(int position) OVERRIDE;
+  void RecordAndWritePosition(int position) override;
 
   static Condition TokenToCondition(Token::Value op, bool is_unsigned);
   void EmitGoto(int block);
@@ -327,7 +327,7 @@ class LCodeGen: public LCodeGenBase {
                     int* offset,
                     AllocationSiteMode mode);
 
-  void EnsureSpaceForLazyDeopt(int space_needed) OVERRIDE;
+  void EnsureSpaceForLazyDeopt(int space_needed) override;
   void DoLoadKeyedExternalArray(LLoadKeyed* instr);
   void DoLoadKeyedFixedDoubleArray(LLoadKeyed* instr);
   void DoLoadKeyedFixedArray(LLoadKeyed* instr);
@@ -444,7 +444,7 @@ class LCodeGen: public LCodeGenBase {
 
   Safepoint::Kind expected_safepoint_kind_;
 
-  class PushSafepointRegistersScope FINAL  BASE_EMBEDDED {
+  class PushSafepointRegistersScope final BASE_EMBEDDED {
    public:
     explicit PushSafepointRegistersScope(LCodeGen* codegen)
         : codegen_(codegen) {