Upstream Chrome on iOS source code [3/11].

ios/chrome/browser/ui/bookmarks/bookmark_elevated_toolbar.h

Index: ios/chrome/browser/ui/bookmarks/bookmark_elevated_toolbar.h
diff --git a/ios/chrome/browser/ui/bookmarks/bookmark_elevated_toolbar.h b/ios/chrome/browser/ui/bookmarks/bookmark_elevated_toolbar.h
new file mode 100644
index 0000000000000000000000000000000000000000..f9ee671fb82c699a61b1853babb3b67ad33bdd7b
--- /dev/null
+++ b/ios/chrome/browser/ui/bookmarks/bookmark_elevated_toolbar.h
@@ -0,0 +1,22 @@
+// Copyright 2015 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 IOS_CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_ELEVATED_TOOLBAR_H_
+#define IOS_CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_ELEVATED_TOOLBAR_H_
+
+#import <CoreGraphics/CoreGraphics.h>
+
+#import "ios/third_party/material_components_ios/src/components/ButtonBar/src/MaterialButtonBar.h"
+
+@class MDCShadowLayer;
+
+// A subclass of MDCButtonBar that has a Material shadow.
+@interface BookmarksElevatedToolbar : MDCButtonBar
+
+@property(nonatomic, readonly) MDCShadowLayer* shadowLayer;
+@property(nonatomic, assign) CGFloat shadowElevation;
+
+@end
+
+#endif  // IOS_CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_ELEVATED_TOOLBAR_H_