Remove debug code from the autosign-in first run on Mac.

chrome/browser/ui/cocoa/passwords/autosignin_prompt_view_controller.mm

 // Copyright 2016 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 "chrome/browser/ui/cocoa/passwords/autosignin_prompt_view_controller.h"
 
 #include <Carbon/Carbon.h>
 
 #include "base/logging.h"
 #include "base/mac/scoped_nsobject.h"
@@ skipping 108 matching lines @@
   [_okButton setAction:@selector(onOkClicked:)];
   [_okButton setKeyEquivalent:kKeyEquivalentReturn];
   [view addSubview:_okButton];
 
   _turnOffButton = BiggerDialogButton(
        l10n_util::GetNSString(IDS_AUTO_SIGNIN_FIRST_RUN_TURN_OFF));
   [_turnOffButton setTarget:self];
   [_turnOffButton setAction:@selector(onTurnOffClicked:)];
   [view addSubview:_turnOffButton];
 
-  // Invisible button to handle ESC.
-  base::scoped_nsobject<NSButton> cancel_button(
-      [[NSButton alloc] initWithFrame:NSZeroRect]);
-  [cancel_button setTarget:self];
-  [cancel_button setAction:@selector(onEscClicked:)];
-  [cancel_button setKeyEquivalent:kKeyEquivalentEscape];
-  [view addSubview:cancel_button];
-
   // Layout.
   // Compute the bubble width using the title and the buttons.
   const CGFloat contentWidth = kDesiredBubbleWidth;
   CGFloat curX = contentWidth - kFramePadding;
   CGFloat curY = kFramePadding;
   [_okButton setFrameOrigin:NSMakePoint(curX - NSWidth([_okButton frame]),
                                         curY)];
   curX -= (NSWidth([_okButton frame]) + kRelatedControlHorizontalPadding);
   [_turnOffButton setFrameOrigin:NSMakePoint(
       curX - NSWidth([_turnOffButton frame]), curY)];
@@ skipping 50 matching lines @@
 }
 
 - (NSButton*)okButton {
   return _okButton;
 }
 
 - (NSButton*)turnOffButton {
   return _turnOffButton;
 }
 @end