Use Scoped[Bstr,ComPtr,Variant] instead of their ATL equivalents to reduce de...

base/scoped_variant_win.h

 // Copyright (c) 2009 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_SCOPED_VARIANT_WIN_H_
 #define BASE_SCOPED_VARIANT_WIN_H_
 
 #include <windows.h>
 #include <oleauto.h>
 
@@ skipping 22 matching lines @@
   // be transferred
   explicit ScopedVariant(const wchar_t* str);
 
   // Creates a new VT_BSTR variant of a specified length.
   explicit ScopedVariant(const wchar_t* str, UINT length);
 
   // Creates a new integral type variant and assigns the value to
   // VARIANT.lVal (32 bit sized field).
   explicit ScopedVariant(int value, VARTYPE vt = VT_I4);
 
+  // Creates a new double-precision type variant.  |vt| must be either VT_R8
+  // or VT_DATE.
+  explicit ScopedVariant(double value, VARTYPE vt = VT_R8);
+
   // VT_DISPATCH
   explicit ScopedVariant(IDispatch* dispatch);
 
   // VT_UNKNOWN
   explicit ScopedVariant(IUnknown* unknown);
 
+  // SAFEARRAY
+  explicit ScopedVariant(SAFEARRAY* safearray);
+
   // Copies the variant.
   explicit ScopedVariant(const VARIANT& var);
 
   ~ScopedVariant();
 
   inline VARTYPE type() const {
     return var_.vt;
   }
 
   // Give ScopedVariant ownership over an already allocated VARIANT.
@@ skipping 85 matching lines @@
 
  private:
   // Comparison operators for ScopedVariant are not supported at this point.
   // Use the Compare method instead.
   bool operator==(const ScopedVariant& var) const;
   bool operator!=(const ScopedVariant& var) const;
   DISALLOW_COPY_AND_ASSIGN(ScopedVariant);
 };
 
 #endif  // BASE_SCOPED_VARIANT_WIN_H_