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diff --git a/chrome/browser/ui/cocoa/tab_strip_view.h b/chrome/browser/ui/cocoa/tab_strip_view.h
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+// Copyright (c) 2009 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_COCOA_TAB_STRIP_VIEW_H_
+#define CHROME_BROWSER_UI_COCOA_TAB_STRIP_VIEW_H_
+#pragma once
+
+#import <Cocoa/Cocoa.h>
+
+#include "base/scoped_nsobject.h"
+#import "chrome/browser/ui/cocoa/url_drop_target.h"
+
+@class NewTabButton;
+
+// A view class that handles rendering the tab strip and drops of URLS with
+// a positioning locator for drop feedback.
+
+@interface TabStripView : NSView<URLDropTarget> {
+ @private
+ NSTimeInterval lastMouseUp_;
+
+ // Handles being a drag-and-drop target.
+ scoped_nsobject<URLDropTargetHandler> dropHandler_;
+
+ // Weak; the following come from the nib.
+ NewTabButton* newTabButton_;
+
+ // Whether the drop-indicator arrow is shown, and if it is, the coordinate of
+ // its tip.
+ BOOL dropArrowShown_;
+ NSPoint dropArrowPosition_;
+}
+
+@property(assign, nonatomic) IBOutlet NewTabButton* newTabButton;
+@property(assign, nonatomic) BOOL dropArrowShown;
+@property(assign, nonatomic) NSPoint dropArrowPosition;
+
+@end
+
+// Protected methods subclasses can override to alter behavior. Clients should
+// not call these directly.
+@interface TabStripView(Protected)
+- (void)drawBottomBorder:(NSRect)bounds;
+- (BOOL)doubleClickMinimizesWindow;
+@end
+
+#endif // CHROME_BROWSER_UI_COCOA_TAB_STRIP_VIEW_H_