Fix presubmit errors

src/code-stubs.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1189 matching lines @@
   Handle<Code> GenerateCode();
 
   // extra ic state = nil_value | equality_kind | type_n-1 | ... | type_0
   virtual Code::ExtraICState GetExtraICState() {
     return NilValueField::encode(nil_value_)         |
            EqualityKindField::encode(equality_kind_) |
            types_.ToIntegral();
   }
   static byte ExtractTypesFromExtraICState(
       Code::ExtraICState state) {
-    return state & ((1<<NUMBER_OF_TYPES)-1);
+    return state & ((1 << NUMBER_OF_TYPES) - 1);
   }
 
   void Record(Handle<Object> object);
 
   bool IsMonomorphic() const { return types_.Contains(MONOMORPHIC_MAP); }
   EqualityKind GetKind() const { return equality_kind_; }
   NilValue GetNilValue() const { return nil_value_; }
   Types GetTypes() const { return types_; }
   void ClearTypes() { types_.RemoveAll(); }
   void SetKind(EqualityKind kind) { equality_kind_ = kind; }
@@ skipping 943 matching lines @@
 
   // The current function entry hook.
   static FunctionEntryHook entry_hook_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileEntryHookStub);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_CODE_STUBS_H_