Update bookmark bar folder icons to MD; vectorize.

chrome/browser/ui/bookmarks/bookmark_utils.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_UTILS_H_
 #define CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_UTILS_H_
 
 #include <vector>
 
 #include "base/strings/string16.h"
@@ skipping 10 matching lines @@
 class BookmarkNode;
 struct BookmarkNodeData;
 }
 
 namespace content {
 class BrowserContext;
 class PageNavigator;
 class WebContents;
 }
 
+namespace gfx {
+class ImageSkia;
+}
+
 namespace ui {
 class DropTargetEvent;
 }
 
 namespace chrome {
 
 // Number of bookmarks we'll open before prompting the user to see if they
 // really want to open all.
 //
 // NOTE: treat this as a const. It is not const so unit tests can change the
@@ skipping 98 matching lines @@
 // Returns true if the bookmark data can be dropped on |drop_parent| at
 // |index|. A drop from a separate profile is always allowed, where as
 // a drop from the same profile is only allowed if none of the nodes in
 // |data| are an ancestor of |drop_parent| and one of the nodes isn't already
 // a child of |drop_parent| at |index|.
 bool IsValidBookmarkDropLocation(Profile* profile,
                                  const bookmarks::BookmarkNodeData& data,
                                  const bookmarks::BookmarkNode* drop_parent,
                                  int index);
 
+#if !defined(OS_MACOSX) && !defined(OS_ANDROID)
+// TODO(estade): If Mac wants to use these, return gfx::Image instead.
+gfx::ImageSkia GetBookmarkFolderIcon();
+gfx::ImageSkia GetBookmarkSupervisedFolderIcon();
+gfx::ImageSkia GetBookmarkManagedFolderIcon();
+#endif
+
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_UTILS_H_