Remove ScopedComPtr::iid()

base/win/scoped_comptr.h

 // Copyright (c) 2011 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_COMPTR_H_
 #define BASE_WIN_SCOPED_COMPTR_H_
 
 #include <objbase.h>
 #include <unknwn.h>
 
@@ skipping 196 matching lines @@
   bool operator!=(const U* rhs) const {
     return ptr_ != rhs;
   }
 
   void swap(ScopedComPtr<Interface, interface_id>& r) {
     Interface* tmp = ptr_;
     ptr_ = r.ptr_;
     r.ptr_ = tmp;
   }
 
-  // static methods
-  static const IID& iid() {
-    return *interface_id;
-  }
-
  private:
   Interface* ptr_ = nullptr;
 };
 
 template <typename T, typename U>
 bool operator==(const T* lhs, const ScopedComPtr<U>& rhs) {
   return lhs == rhs.get();
 }
 
 template <typename T>
@@ skipping 29 matching lines @@
 // Helper to make IID_PPV_ARGS work with ScopedComPtr.
 template <typename T>
 void** IID_PPV_ARGS_Helper(base::win::ScopedComPtr<T>* pp) throw() {
   return pp->ReceiveVoid();
 }
 
 }  // namespace win
 }  // namespace base
 
 #endif  // BASE_WIN_SCOPED_COMPTR_H_