Mac: Make ProfileMenuButton a MenuButton.

chrome/browser/ui/cocoa/profile_menu_button.h

Index: chrome/browser/ui/cocoa/profile_menu_button.h
diff --git a/chrome/browser/ui/cocoa/profile_menu_button.h b/chrome/browser/ui/cocoa/profile_menu_button.h
index ac8d4914690a840a038061b9e96280bef0b0af61..59b59e2d0ff28d4d001fbe1d5971f21b071ffa1a 100644
--- a/chrome/browser/ui/cocoa/profile_menu_button.h
+++ b/chrome/browser/ui/cocoa/profile_menu_button.h
@@ -10,12 +10,13 @@
 
 #include "base/memory/scoped_nsobject.h"
 #include "base/memory/scoped_ptr.h"
+#import "chrome/browser/ui/cocoa/menu_button.h"
 #import "chrome/browser/ui/cocoa/menu_controller.h"
 
 class ProfileMenuModel;
 
 // PopUp button that shows the multiprofile menu.
-@interface ProfileMenuButton : NSPopUpButton {
+@interface ProfileMenuButton : MenuButton {
  @private
   BOOL shouldShowProfileDisplayName_;
   scoped_nsobject<NSTextFieldCell> textFieldCell_;
@@ -38,10 +39,6 @@ class ProfileMenuModel;
 // Gets the minimum size that the control should be resized to.
 - (NSSize)minControlSize;
 
-// Public for testing.
-- (void)   mouseDown:(NSEvent*)event
-  withShowMenuTarget:(id)target;
-
 @end
 
 #endif  // CHROME_BROWSER_UI_COCOA_PROFILE_MENU_BUTTON_H_