cocoa browser: remove non-MD bookmark bar support

chrome/browser/ui/cocoa/bookmarks/bookmark_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.
 
 #include "base/mac/scoped_nsobject.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
 #import "chrome/browser/ui/cocoa/bookmarks/bookmark_button_cell.h"
 #include "chrome/browser/ui/cocoa/cocoa_profile_test.h"
 #import "chrome/browser/ui/cocoa/cocoa_test_helper.h"
@@ skipping 184 matching lines @@
   base::scoped_nsobject<BookmarkButtonCell> bookmark_cell(
       [[BookmarkButtonCell alloc] initForNode:node
                                          text:@"small"
                                         image:nil
                                menuController:nil]);
 
   ASSERT_TRUE(gradient_cell.get());
   ASSERT_TRUE(bookmark_cell.get());
 
   EXPECT_EQ(1, [gradient_cell verticalTextOffset]);
-  if (ui::MaterialDesignController::IsModeMaterial()) {
-    EXPECT_EQ(-1, [bookmark_cell verticalTextOffset]);
-  } else {
-    EXPECT_EQ(0, [bookmark_cell verticalTextOffset]);
-  }
+  EXPECT_EQ(-1, [bookmark_cell verticalTextOffset]);
 
   EXPECT_NE([bookmark_cell verticalTextOffset],
             [gradient_cell verticalTextOffset]);
 }
 
 }  // namespace