mac: Update clients of scoped_nsobject.h.

chrome/browser/ui/cocoa/autofill/autofill_textfield_unittest.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/autofill/autofill_textfield.h"
 
-#import "base/memory/scoped_nsobject.h"
+#import "base/mac/scoped_nsobject.h"
 #import "chrome/browser/ui/cocoa/cocoa_test_helper.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/platform_test.h"
 
 class AutofillTextFieldTest : public CocoaTest {
  public:
   AutofillTextFieldTest() {
     NSRect frame = NSMakeRect(0, 0, 50, 30);
     textfield_.reset([[AutofillTextField alloc] initWithFrame:frame]);
     [textfield_ setStringValue:@"Abcdefg"];
     [textfield_ sizeToFit];
     [[test_window() contentView] addSubview:textfield_];
   }
 
  protected:
-  scoped_nsobject<AutofillTextField> textfield_;
+  base::scoped_nsobject<AutofillTextField> textfield_;
 
   DISALLOW_COPY_AND_ASSIGN(AutofillTextFieldTest);
 };
 
 TEST_VIEW(AutofillTextFieldTest, textfield_)
 
 // Test invalid, mostly to ensure nothing leaks or crashes.
 TEST_F(AutofillTextFieldTest, DisplayWithInvalid) {
   [[textfield_ cell] setInvalid:YES];
   [textfield_ display];
   [[textfield_ cell] setInvalid:NO];
   [textfield_ display];
 }
 
 // Test with icon, mostly to ensure nothing leaks or crashes.
 TEST_F(AutofillTextFieldTest, DisplayWithIcon) {
   NSImage* image = [NSImage imageNamed:NSImageNameStatusAvailable];
   [[textfield_ cell] setIcon:image];
   [textfield_ sizeToFit];
   [textfield_ display];
   [[textfield_ cell] setIcon:nil];
   [textfield_ sizeToFit];
   [textfield_ display];
 }