[rAC, OSX] Use a bubble for tooltips.

chrome/browser/ui/cocoa/autofill/autofill_notification_controller.h

 // Copyright 2013 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_AUTOFILL_AUTOFILL_NOTIFICATION_CONTROLLER_H_
 #define CHROME_BROWSER_UI_COCOA_AUTOFILL_AUTOFILL_NOTIFICATION_CONTROLLER_H_
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/mac/scoped_nsobject.h"
 #include "chrome/browser/ui/autofill/autofill_dialog_types.h"
 #import "chrome/browser/ui/cocoa/autofill/autofill_layout.h"
 #include "url/gurl.h"
 
+@class AutofillTooltipController;
 @class HyperlinkTextView;
+
 namespace autofill {
 class AutofillDialogViewDelegate;
 }
 
 // Contains a single notification for requestAutocomplete dialog.
 @interface AutofillNotificationController :
     NSViewController<AutofillLayout, NSTextViewDelegate> {
  @private
   // Text view for label.
   base::scoped_nsobject<HyperlinkTextView> textview_;
 
   // Optional checkbox.
   base::scoped_nsobject<NSButton> checkbox_;
 
   // Optional tooltip icon.
-  base::scoped_nsobject<NSImageView> tooltipIcon_;
+  base::scoped_nsobject<AutofillTooltipController> tooltipController_;
 
   // Optional link target.
   GURL linkURL_;
 
   // Notification type.
   autofill::DialogNotification::Type notificationType_;
 
   // Main delegate for the dialog. Weak, owns dialog.
   autofill::AutofillDialogViewDelegate* delegate_;
 }
 
 @property(nonatomic, readonly) NSTextView* textview;
 @property(nonatomic, readonly) NSButton* checkbox;
-@property(nonatomic, readonly) NSImageView* tooltipIcon;
+@property(nonatomic, readonly) NSView* tooltipView;
 
 // Designated initializer. Initializes the controller as specified by
 // |notification|.
 - (id)initWithNotification:(const autofill::DialogNotification*)notification
                   delegate:(autofill::AutofillDialogViewDelegate*)delegate;
 
 // Displays arrow on top of notification if set to YES. |anchorView| determines
 // the arrow position - the tip of the arrow is centered on the horizontal
 // midpoint of the anchorView.
 - (void)setHasArrow:(BOOL)hasArrow withAnchorView:(NSView*)anchorView;
 
 // Indicates if the controller draws an arrow.
 - (BOOL)hasArrow;
 
 // Compute preferred size for given width.
 - (NSSize)preferredSizeForWidth:(CGFloat)width;
 
 - (IBAction)checkboxClicked:(id)sender;
 
 @end
 
 #endif  // CHROME_BROWSER_UI_COCOA_AUTOFILL_AUTOFILL_NOTIFICATION_CONTROLLER_H_