mac: Update clients of scoped_nsobject.h.

chrome/browser/ui/cocoa/tab_contents/overlay_separator_view_unittest.mm

 // Copyright 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.
 
 #import "chrome/browser/ui/cocoa/tab_contents/overlay_separator_view.h"
 
-#include "base/memory/scoped_nsobject.h"
+#include "base/mac/scoped_nsobject.h"
 #import "chrome/browser/ui/cocoa/cocoa_test_helper.h"
 
 class OverlayBottomSeparatorViewTest : public CocoaTest {
  public:
   OverlayBottomSeparatorViewTest() {
     NSView* contentView = [test_window() contentView];
     bottom_view_.reset([[OverlayBottomSeparatorView alloc]
         initWithFrame:[contentView bounds]]);
     [contentView addSubview:bottom_view_];
   }
 
  protected:
-  scoped_nsobject<OverlayBottomSeparatorView> bottom_view_;
+  base::scoped_nsobject<OverlayBottomSeparatorView> bottom_view_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(OverlayBottomSeparatorViewTest);
 };
 
 TEST_VIEW(OverlayBottomSeparatorViewTest, bottom_view_);
 
 TEST_F(OverlayBottomSeparatorViewTest, PreferredHeight) {
   EXPECT_LT(0, [OverlayBottomSeparatorView preferredHeight]);
 }
 
 class OverlayTopSeparatorViewTest : public CocoaTest {
  public:
   OverlayTopSeparatorViewTest() {
     NSView* contentView = [test_window() contentView];
     top_view_.reset(
         [[OverlayTopSeparatorView alloc] initWithFrame:[contentView bounds]]);
     [contentView addSubview:top_view_];
   }
 
  protected:
-  scoped_nsobject<OverlayTopSeparatorView> top_view_;
+  base::scoped_nsobject<OverlayTopSeparatorView> top_view_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(OverlayTopSeparatorViewTest);
 };
 
 TEST_VIEW(OverlayTopSeparatorViewTest, top_view_);
 
 TEST_F(OverlayTopSeparatorViewTest, PreferredHeight) {
   EXPECT_LT(0, [OverlayTopSeparatorView preferredHeight]);
 }