[rAc OSX] Add support for tooltips in notifications.

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"
 #import "chrome/browser/ui/cocoa/autofill/autofill_layout.h"
 
+namespace autofill {
+class DialogNotification;
+}
+
 // Contains a single notification for requestAutocomplete dialog.
 @interface AutofillNotificationController : NSViewController<AutofillLayout> {
  @private
   // NSTextField for label.
   base::scoped_nsobject<NSTextField> textfield_;
 
   // Optional checkbox.
   base::scoped_nsobject<NSButton> checkbox_;
+
+  // Optional tooltip icon.
+  base::scoped_nsobject<NSImageView> tooltipIcon_;
 }
 
 @property(nonatomic, readonly) NSTextField* textfield;
 @property(nonatomic, readonly) NSButton* checkbox;
-@property(nonatomic, retain) NSColor* backgroundColor;
-@property(nonatomic, retain) NSColor* textColor;
-@property(nonatomic, copy) NSString* text;  // Label text.
+@property(nonatomic, readonly) NSImageView* tooltipIcon;
 
-// Designated initializer.
-- (id)init;
+// Designated initializer. Initializes the controller as specified by
+// |notification|.
+- (id)initWithNotification:(const autofill::DialogNotification*)notification;
 
 // 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;
 
-// Enables the optional checkbox.
-- (void)setHasCheckbox:(BOOL)hasCheckbox;
-
 // Compute preferred size for given width.
 - (NSSize)preferredSizeForWidth:(CGFloat)width;
 
 @end
 
 #endif  // CHROME_BROWSER_UI_COCOA_AUTOFILL_AUTOFILL_NOTIFICATION_CONTROLLER_H_