gtk: Cleanup BookmarkBarGtk class.

chrome/browser/gtk/bookmark_bar_gtk.cc

 // Copyright (c) 2010 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 "chrome/browser/gtk/bookmark_bar_gtk.h"
 
 #include <vector>
 
 #include "app/gtk_dnd_util.h"
 #include "app/slide_animation.h"
@@ skipping 57 matching lines @@
 // the toolbar.
 const int kBookmarkBarMinimumHeight = 3;
 
 // Left-padding for the instructional text.
 const int kInstructionsPadding = 6;
 
 // Padding around the "Other Bookmarks" button.
 const int kOtherBookmarksPaddingHorizontal = 2;
 const int kOtherBookmarksPaddingVertical = 1;
 
-// Middle color of the separator gradient.
-const double kSeparatorColor[] =
-    { 194.0 / 255.0, 205.0 / 255.0, 212.0 / 212.0 };
-// Top color of the separator gradient.
-const double kTopBorderColor[] =
-    { 222.0 / 255.0, 234.0 / 255.0, 248.0 / 255.0 };
-
 // The targets accepted by the toolbar and folder buttons for DnD.
 const int kDestTargetList[] = { gtk_dnd_util::CHROME_BOOKMARK_ITEM,
                                 gtk_dnd_util::CHROME_NAMED_URL,
                                 gtk_dnd_util::TEXT_URI_LIST,
                                 gtk_dnd_util::NETSCAPE_URL,
                                 gtk_dnd_util::TEXT_PLAIN, -1 };
 
 // Acceptable drag actions for the bookmark bar drag destinations.
 const GdkDragAction kDragAction =
     GdkDragAction(GDK_ACTION_MOVE | GDK_ACTION_COPY);
@@ skipping 1321 matching lines @@
 
   // Find the GtkWidget* for the actual target button.
   int shift = dir == GTK_MENU_DIR_PARENT ? -1 : 1;
   button_idx = (button_idx + shift + folder_list.size()) % folder_list.size();
   PopupForButton(folder_list[button_idx]);
 }
 
 void BookmarkBarGtk::CloseMenu() {
   current_context_menu_->Cancel();
 }