Use Chrome compatible naming for compiler specifics.

src/compiler/machine-operator-reducer.h

Index: src/compiler/machine-operator-reducer.h
diff --git a/src/compiler/machine-operator-reducer.h b/src/compiler/machine-operator-reducer.h
index bd31a4b6afbbfa173961adca6f602e633ab10616..d099aa4585c7a529b410bb086b1e6fdf941416d1 100644
--- a/src/compiler/machine-operator-reducer.h
+++ b/src/compiler/machine-operator-reducer.h
@@ -19,12 +19,12 @@ class JSGraph;
 
 // Performs constant folding and strength reduction on nodes that have
 // machine operators.
-class MachineOperatorReducer V8_FINAL : public Reducer {
+class MachineOperatorReducer FINAL : public Reducer {
  public:
   explicit MachineOperatorReducer(JSGraph* jsgraph);
   ~MachineOperatorReducer();
 
-  virtual Reduction Reduce(Node* node) V8_OVERRIDE;
+  virtual Reduction Reduce(Node* node) OVERRIDE;
 
  private:
   Node* Float64Constant(volatile double value);