MacViews: Use native certificate viewer in MacViews browser.

chrome/browser/ui/cocoa/tab_dialogs_cocoa.mm

 // Copyright 2014 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 "chrome/browser/ui/cocoa/tab_dialogs_cocoa.h"
 
 #import "chrome/browser/ui/cocoa/content_settings/collected_cookies_mac.h"
 #import "chrome/browser/ui/cocoa/hung_renderer_controller.h"
 #import "chrome/browser/ui/cocoa/passwords/manage_passwords_bubble_cocoa.h"
 #import "chrome/browser/ui/cocoa/profiles/profile_signin_confirmation_dialog_cocoa.h"
 #import "chrome/browser/ui/cocoa/validation_message_bubble_cocoa.h"
 #include "content/public/browser/web_contents.h"
 
 // static
 void TabDialogs::CreateForWebContents(content::WebContents* contents) {
   DCHECK(contents);
   if (!FromWebContents(contents))
     contents->SetUserData(UserDataKey(), new TabDialogsCocoa(contents));
 }
 
 TabDialogsCocoa::TabDialogsCocoa(content::WebContents* contents)
     : web_contents_(contents) {
   DCHECK(contents);
 }
 
 TabDialogsCocoa::~TabDialogsCocoa() {
 }
 
+gfx::NativeView TabDialogsCocoa::GetDialogParentView() const {
+  // View hierarchy of the contents view:
+  // NSView  -- switchView, same for all tabs
+  // +- TabContentsContainerView  -- TabContentsController's view
+  //    +- WebContentsViewCocoa
+  //
+  // Changing it? Do not forget to modify
+  // -[TabStripController swapInTabAtIndex:] too.
+  return [web_contents_->GetNativeView() superview];
+}
+
 void TabDialogsCocoa::ShowCollectedCookies() {
   // Deletes itself on close.
   new CollectedCookiesMac(web_contents_);
 }
 
 void TabDialogsCocoa::ShowHungRendererDialog() {
   [HungRendererController showForWebContents:web_contents_];
 }
 
 void TabDialogsCocoa::HideHungRendererDialog() {
@@ skipping 17 matching lines @@
   // The bubble is closed when it loses the focus.
 }
 
 scoped_ptr<ValidationMessageBubble> TabDialogsCocoa::ShowValidationMessage(
     const gfx::Rect& anchor_in_root_view,
     const base::string16& main_text,
     const base::string16& sub_text) {
   return make_scoped_ptr(new ValidationMessageBubbleCocoa(
       web_contents_, anchor_in_root_view, main_text, sub_text));
 }