More bookmark bar changes....

chrome/browser/cocoa/gradient_button_cell.h

 // 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_COCOA_CHROMIUM_BUTTON_CELL_H_
 #define CHROME_BROWSER_COCOA_CHROMIUM_BUTTON_CELL_H_
 
 #import <Cocoa/Cocoa.h>
 
+#include "base/scoped_nsobject.h"
+
 // Base class for button cells for toolbar and bookmark bar.
 //
 // This is a button cell that handles drawing/highlighting of buttons.
 // The appearance is determined by setting the cell's tag (not the
 // view's) to one of the constants below (ButtonType).
 
 enum {
   kLeftButtonType = -1,
   kLeftButtonWithShadowType = -2,
   kStandardButtonType = 0,
   kRightButtonType = 1,
 };
 typedef NSInteger ButtonType;
 
 @interface GradientButtonCell : NSButtonCell {
+ @private
+  // Custom drawing means we need to perform our own mouse tracking if
+  // the cell is setShowsBorderOnlyWhileMouseInside:YES.
+  BOOL isMouseInside_;
+  scoped_nsobject<NSTrackingArea> trackingArea_;
+  BOOL shouldTheme_;
 }
+// Turn off theming.  Temporary work-around.
+- (void)setShouldTheme:(BOOL)shouldTheme;
+@end
+
+@interface GradientButtonCell(TestingAPI)
+- (BOOL)isMouseInside;
 @end
 
 #endif  // CHROME_BROWSER_COCOA_CHROMIUM_BUTTON_CELL_H_