base: Use std::move() instead of Pass() for real movable types.

base/profiler/win32_stack_frame_unwinder.cc

 // Copyright 2015 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.
 
 #include "base/profiler/win32_stack_frame_unwinder.h"
 
 #include <windows.h>
+#include <utility>
 
 #include "base/containers/hash_tables.h"
 #include "base/memory/singleton.h"
 #include "base/stl_util.h"
 
 namespace base {
 
 // Win32UnwindFunctions -------------------------------------------------------
 
 const HMODULE ModuleHandleTraits::kNonNullModuleForTesting =
@@ skipping 267 matching lines @@
 #else
   NOTREACHED();
   return false;
 #endif
 }
 
 Win32StackFrameUnwinder::Win32StackFrameUnwinder(
     scoped_ptr<UnwindFunctions> unwind_functions)
     : at_top_frame_(true),
       unwind_info_present_for_all_frames_(true),
-      unwind_functions_(unwind_functions.Pass()) {
-}
+      unwind_functions_(std::move(unwind_functions)) {}
 
 }  // namespace base