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

src/ppc/lithium-gap-resolver-ppc.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_PPC_LITHIUM_GAP_RESOLVER_PPC_H_
 #define V8_PPC_LITHIUM_GAP_RESOLVER_PPC_H_
 
 #include "src/v8.h"
 
 #include "src/lithium.h"
 
 namespace v8 {
 namespace internal {
 
 class LCodeGen;
 class LGapResolver;
 
-class LGapResolver FINAL BASE_EMBEDDED {
+class LGapResolver final BASE_EMBEDDED {
  public:
   explicit LGapResolver(LCodeGen* owner);
 
   // Resolve a set of parallel moves, emitting assembler instructions.
   void Resolve(LParallelMove* parallel_move);
 
  private:
   // Build the initial list of moves.
   void BuildInitialMoveList(LParallelMove* parallel_move);
 
@@ skipping 22 matching lines @@
   ZoneList<LMoveOperands> moves_;
 
   int root_index_;
   bool in_cycle_;
   LOperand* saved_destination_;
 };
 }
 }  // namespace v8::internal
 
 #endif  // V8_PPC_LITHIUM_GAP_RESOLVER_PPC_H_