Mac: Fix crash when clicking on zombie translate options menu

chrome/browser/ui/cocoa/translate/translate_infobar_base.mm

 // Copyright (c) 2010 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.
 
 #import <Cocoa/Cocoa.h>
 #import "chrome/browser/ui/cocoa/translate/translate_infobar_base.h"
 
 #include "app/l10n_util.h"
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
@@ skipping 455 matching lines @@
   [infoBarView_ setPostsFrameChangedNotifications:YES];
   [[NSNotificationCenter defaultCenter]
       addObserver:self
          selector:@selector(didChangeFrame:)
              name:NSViewFrameDidChangeNotification
            object:infoBarView_];
   // Show and place GUI elements.
   [self updateState];
 }
 
+- (void)infobarWillClose {
+  [[optionsPopUp_ menu] cancelTracking];
+  [super infobarWillClose];
+}
+
 - (void)adjustOptionsButtonSizeAndVisibilityForView:(NSView*)lastView {
   [optionsPopUp_ setHidden:NO];
   [self rebuildOptionsMenu:NO];
   [[optionsPopUp_ cell] setArrowPosition:NSPopUpArrowAtBottom];
   [optionsPopUp_ sizeToFit];
 
   MoveControl(closeButton_, optionsPopUp_, spaceBetweenControls_, false);
   if (!VerifyControlOrderAndSpacing(lastView, optionsPopUp_)) {
     [self rebuildOptionsMenu:YES];
     NSRect oldFrame = [optionsPopUp_ frame];
@@ skipping 146 matching lines @@
       return false;
     }
     previousControl = control;
   }
 
   return true;
 }
 
 @end // TranslateInfoBarControllerBase (TestingAPI)