Consistently use only one of virtual/OVERRIDE/FINAL.

src/ic/ic.h

Index: src/ic/ic.h
diff --git a/src/ic/ic.h b/src/ic/ic.h
index 6fdae8967ec815917248731c7cdf8b409341b02b..b5ffca26be7fd0652c1f6551d42d06d0320bfe82 100644
--- a/src/ic/ic.h
+++ b/src/ic/ic.h
@@ -433,7 +433,7 @@ class LoadIC : public IC {
     }
   }
 
-  virtual Handle<Code> megamorphic_stub() OVERRIDE;
+  Handle<Code> megamorphic_stub() OVERRIDE;
 
   // Update the inline cache and the global stub cache based on the
   // lookup result.
@@ -554,7 +554,7 @@ class StoreIC : public IC {
                       JSReceiver::StoreFromKeyed store_mode);
 
  protected:
-  virtual Handle<Code> megamorphic_stub() OVERRIDE;
+  Handle<Code> megamorphic_stub() OVERRIDE;
 
   // Stub accessors.
   Handle<Code> generic_stub() const;