Fix up stupid mistake caused by last minute change

chrome/browser/ui/cocoa/bookmarks/bookmark_bar_folder_view_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.
 
 #include "base/memory/scoped_nsobject.h"
 #import "chrome/browser/ui/cocoa/bookmarks/bookmark_bar_folder_controller.h"
 #import "chrome/browser/ui/cocoa/bookmarks/bookmark_bar_folder_view.h"
 #import "chrome/browser/ui/cocoa/bookmarks/bookmark_button.h"
 #import "chrome/browser/ui/cocoa/bookmarks/bookmark_folder_target.h"
 #import "chrome/browser/ui/cocoa/cocoa_test_helper.h"
 #import "chrome/browser/ui/cocoa/url_drop_target.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/platform_test.h"
 #import "third_party/mozilla/NSPasteboard+Utils.h"
 #import "third_party/ocmock/OCMock/OCMock.h"
 #import "third_party/ocmock/ocmock_extensions.h"
 
 // Allows us to verify BookmarkBarFolderView.
 @interface BookmarkBarFolderView(TestingAPI)
 
 @property(readonly, nonatomic) BOOL dropIndicatorShown;
 @property(readonly, nonatomic) CGFloat dropIndicatorPosition;
-@property(assign, nonatomic) id<BookmarkButtonControllerProtocol> controller;
+
+-(void)setController:(id<BookmarkButtonControllerProtocol>)controller;
 
 @end
 
 @implementation BookmarkBarFolderView(TestingAPI)
 
 -(void)setController:(id<BookmarkButtonControllerProtocol>)controller {
   controller_ = controller;
 }
 
 -(BOOL)dropIndicatorShown {
@@ skipping 107 matching lines @@
   EXPECT_EQ([view_ dropIndicatorPosition], kFakeIndicatorPos);
   mock_controller_.reset([GetMockController(NO) retain]);
   [view_ setController:mock_controller_];
   [[[mock_controller_ expect] andReturnUnsignedInteger:NSDragOperationNone]
    draggingEntered:drag_info];
   EXPECT_EQ([view_ draggingEntered:drag_info], NSDragOperationMove);
   EXPECT_FALSE([view_ dropIndicatorShown]);
 }
 
 }  // namespace