Update from https://crrev.com/320343

base/win/scoped_propvariant.h

 // Copyright (c) 2013 The Chromium 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 BASE_WIN_SCOPED_PROPVARIANT_H_
 #define BASE_WIN_SCOPED_PROPVARIANT_H_
 
 #include <propidl.h>
 
 #include "base/basictypes.h"
@@ skipping 23 matching lines @@
 
   // Clears the instance to prepare it for re-use (e.g., via Receive).
   void Reset() {
     if (pv_.vt != VT_EMPTY) {
       HRESULT result = PropVariantClear(&pv_);
       DCHECK_EQ(result, S_OK);
     }
   }
 
   const PROPVARIANT& get() const { return pv_; }
-
-  const PROPVARIANT* operator&() const { return &pv_; }
+  const PROPVARIANT* ptr() const { return &pv_; }
 
  private:
   PROPVARIANT pv_;
 
   // Comparison operators for ScopedPropVariant are not supported at this point.
   bool operator==(const ScopedPropVariant&) const;
   bool operator!=(const ScopedPropVariant&) const;
   DISALLOW_COPY_AND_ASSIGN(ScopedPropVariant);
 };
 
 }  // namespace win
 }  // namespace base
 
 #endif  // BASE_WIN_SCOPED_PROPVARIANT_H_