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

chrome/browser/ui/cocoa/status_bubble_mac_unittest.mm

 // Copyright (c) 2011 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/status_bubble_mac.h"
 
 #include <Cocoa/Cocoa.h>
 
 #include <memory>
 
 #include "base/mac/scoped_nsobject.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #import "chrome/browser/ui/cocoa/bubble_view.h"
-#import "chrome/browser/ui/cocoa/cocoa_test_helper.h"
+#import "chrome/browser/ui/cocoa/test/cocoa_test_helper.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #import "testing/gtest_mac.h"
 #include "testing/platform_test.h"
 #import "third_party/ocmock/OCMock/OCMock.h"
 #include "ui/gfx/geometry/point.h"
 #include "url/gurl.h"
 
 using base::UTF8ToUTF16;
 
 // The test delegate records all of the status bubble object's state
@@ skipping 649 matching lines @@
                                     backing:NSBackingStoreBuffered
                                       defer:NO]);
 
   // Switch parents with the bubble hidden.
   bubble_->SwitchParentWindow(fullscreenParent);
 
   // Switch back to the original parent with the bubble showing.
   bubble_->SetStatus(UTF8ToUTF16("Showing"));
   bubble_->SwitchParentWindow(test_window());
 }