Create c/b/ui/cocoa/test and move test files to there

chrome/browser/ui/cocoa/confirm_bubble_controller_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 "chrome/browser/ui/cocoa/confirm_bubble_controller.h"
 
 #include <utility>
 
 #include "base/compiler_specific.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
-#include "chrome/browser/ui/cocoa/cocoa_test_helper.h"
 #import "chrome/browser/ui/cocoa/confirm_bubble_cocoa.h"
+#include "chrome/browser/ui/cocoa/test/cocoa_test_helper.h"
 #include "chrome/browser/ui/confirm_bubble_model.h"
 #import "testing/gtest_mac.h"
 #import "ui/gfx/geometry/point.h"
 
 namespace {
 
 // The model object used in this test. This model implements all methods and
 // updates its status when ConfirmBubbleController calls its methods.
 class TestConfirmBubbleModel : public ConfirmBubbleModel {
  public:
@@ skipping 155 matching lines @@
   // Click its link and verify this view has been removed from the test window.
   // Also verify TestConfirmBubbleModel::LinkClicked() has been called.
   [bubble clickLink];
 
   contains_bubble_view = [[view subviews] containsObject:bubble];
   EXPECT_FALSE(contains_bubble_view);
   EXPECT_FALSE(accept_clicked());
   EXPECT_FALSE(cancel_clicked());
   EXPECT_TRUE(link_clicked());
 }