MacViews: support Views credit card unmask prompt

chrome/browser/ui/cocoa/autofill/card_unmask_prompt_view_bridge.mm

 // Copyright (c) 2015 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.
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/sys_string_conversions.h"
 #include "chrome/browser/ui/autofill/autofill_dialog_models.h"
 #include "chrome/browser/ui/chrome_style.h"
 #import "chrome/browser/ui/cocoa/autofill/autofill_pop_up_button.h"
@@ skipping 41 matching lines @@
 
 const SkColor kPermanentErrorTextColor = SK_ColorWHITE;
 // TODO(bondd): Unify colors with Views version and AutofillMessageView.
 const SkColor kShadingColor = SkColorSetRGB(0xf2, 0xf2, 0xf2);
 const SkColor kSubtleBorderColor = SkColorSetRGB(0xdf, 0xdf, 0xdf);
 
 }  // namespace
 
 namespace autofill {
 
-CardUnmaskPromptView* CreateCardUnmaskPromptView(
-    CardUnmaskPromptController* controller,
-    content::WebContents* web_contents) {
-  return new CardUnmaskPromptViewBridge(controller, web_contents);
-}
-
 #pragma mark CardUnmaskPromptViewBridge
 
 CardUnmaskPromptViewBridge::CardUnmaskPromptViewBridge(
     CardUnmaskPromptController* controller,
     content::WebContents* web_contents)
     : controller_(controller),
       web_contents_(web_contents),
       weak_ptr_factory_(this) {
   view_controller_.reset(
       [[CardUnmaskPromptViewCocoa alloc] initWithBridge:this]);
@@ skipping 657 matching lines @@
   [verifyButton_ setAction:@selector(onVerify:)];
   [verifyButton_ sizeToFit];
   [self updateVerifyButtonEnabled];
   [mainView addSubview:verifyButton_];
 
   [self setView:mainView];
   [self performLayoutAndDisplay:NO];
 }
 
 @end