Move HyperlinkButtonCell to /ui/base/cocoa/controls.

ui/base/cocoa/controls/hyperlink_button_cell_unittest.mm

 // Copyright (c) 2012 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 "ui/base/cocoa/controls/hyperlink_button_cell.h"
+
 #import <Cocoa/Cocoa.h>
 
 #include "base/mac/foundation_util.h"
 #include "base/mac/scoped_nsobject.h"
-#import "chrome/browser/ui/cocoa/cocoa_test_helper.h"
-#import "chrome/browser/ui/cocoa/hyperlink_button_cell.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/platform_test.h"
+#import "ui/base/test/ui_cocoa_test_helper.h"
+
+namespace ui {
+
+namespace {
 
 class HyperlinkButtonCellTest : public CocoaTest {
  public:
   HyperlinkButtonCellTest() {
     NSRect frame = NSMakeRect(0, 0, 50, 30);
     base::scoped_nsobject<NSButton> view(
         [[NSButton alloc] initWithFrame:frame]);
     view_ = view.get();
     base::scoped_nsobject<HyperlinkButtonCell> cell(
         [[HyperlinkButtonCell alloc] initTextCell:@"Testing"]);
@@ skipping 79 matching lines @@
   [cell_ mouseExited:nil];
   EXPECT_TRUE(HasUnderlineAttribute([cell_ linkAttributes]));
 
   [cell_ setUnderlineOnHover:YES];
   EXPECT_FALSE(HasUnderlineAttribute([cell_ linkAttributes]));
   [cell_ mouseEntered:nil];
   EXPECT_TRUE(HasUnderlineAttribute([cell_ linkAttributes]));
   [cell_ mouseExited:nil];
   EXPECT_FALSE(HasUnderlineAttribute([cell_ linkAttributes]));
 }
+
+}  // namespace
+
+}  // namespace ui