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

chrome/browser/ui/cocoa/find_bar/find_bar_browsertest.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.
 
 #include "base/mac/foundation_util.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
 #include "chrome/browser/ui/cocoa/find_bar/find_bar_text_field.h"
-#import "chrome/browser/ui/cocoa/run_loop_testing.h"
+#import "chrome/browser/ui/cocoa/test/run_loop_testing.h"
 #include "chrome/browser/ui/exclusive_access/fullscreen_controller_test.h"
 #include "chrome/browser/ui/find_bar/find_bar.h"
 #include "chrome/browser/ui/find_bar/find_bar_controller.h"
 #include "chrome/browser/ui/location_bar/location_bar.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "ui/base/test/ui_controls.h"
 #import "ui/events/test/cocoa_test_event_utils.h"
 
 namespace {
@@ skipping 56 matching lines @@
   ui_controls::EnableUIControls();
   ui_controls::SendKeyPressNotifyWhenDone(window, ui::VKEY_ESCAPE, false, false,
                                           false, false, run_loop.QuitClosure());
   run_loop.Run();
 
   // Check that the browser is still in fullscreen and that the find bar has
   // lost focus.
   EXPECT_FALSE(FindBarHasFocus(browser()));
   EXPECT_TRUE([bwc isInAppKitFullscreen]);
 }