Remove TabContents from TabModalConfirmDialog.

chrome/browser/ui/cocoa/tab_modal_confirm_dialog_mac.mm

 // Copyright (c) 2012 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_modal_confirm_dialog_mac.h"
 
 #include "base/memory/scoped_nsobject.h"
 #include "chrome/browser/ui/browser_dialogs.h"
 #include "chrome/browser/ui/cocoa/constrained_window/constrained_window_alert.h"
 #include "chrome/browser/ui/cocoa/constrained_window/constrained_window_mac2.h"
 #include "chrome/browser/ui/cocoa/key_equivalent_constants.h"
-#include "chrome/browser/ui/tab_contents/tab_contents.h"
 #include "chrome/browser/ui/tab_modal_confirm_dialog_delegate.h"
 #include "chrome/common/chrome_switches.h"
 #include "ui/base/l10n/l10n_util_mac.h"
 #include "ui/gfx/image/image.h"
 
 // static
 TabModalConfirmDialog* TabModalConfirmDialog::Create(
     TabModalConfirmDialogDelegate* delegate,
-    TabContents* tab_contents) {
+    content::WebContents* web_contents) {
   if (chrome::IsFramelessConstrainedDialogEnabled()) {
     // Deletes itself when closed.
-    return new TabModalConfirmDialogMac2(delegate, tab_contents);
+    return new TabModalConfirmDialogMac2(delegate, web_contents);
   }
   // Deletes itself when closed.
-  return new TabModalConfirmDialogMac(delegate, tab_contents);
+  return new TabModalConfirmDialogMac(delegate, web_contents);
 }
 
 // The delegate of the NSAlert used to display the dialog. Forwards the alert's
 // completion event to the C++ class |TabModalConfirmDialogDelegate|.
 @interface TabModalConfirmDialogMacBridge : NSObject {
   TabModalConfirmDialogDelegate* delegate_;  // weak
 }
 - (id)initWithDelegate:(TabModalConfirmDialogDelegate*)delegate;
 - (void)alertDidEnd:(NSAlert*)alert
          returnCode:(int)returnCode
@@ skipping 14 matching lines @@
   if (returnCode == NSAlertFirstButtonReturn) {
     delegate_->Accept();
   } else {
     delegate_->Cancel();
   }
 }
 @end
 
 TabModalConfirmDialogMac::TabModalConfirmDialogMac(
     TabModalConfirmDialogDelegate* delegate,
-    TabContents* tab_contents)
+    content::WebContents* web_contents)
     : ConstrainedWindowMacDelegateSystemSheet(
         [[[TabModalConfirmDialogMacBridge alloc] initWithDelegate:delegate]
             autorelease],
         @selector(alertDidEnd:returnCode:contextInfo:)),
       delegate_(delegate) {
   scoped_nsobject<NSAlert> alert([[NSAlert alloc] init]);
   [alert setMessageText:
       l10n_util::FixUpWindowsStyleLabel(delegate->GetTitle())];
   [alert setInformativeText:
       l10n_util::FixUpWindowsStyleLabel(delegate->GetMessage())];
   [alert addButtonWithTitle:
       l10n_util::FixUpWindowsStyleLabel(delegate->GetAcceptButtonTitle())];
   [alert addButtonWithTitle:
       l10n_util::FixUpWindowsStyleLabel(delegate->GetCancelButtonTitle())];
   gfx::Image* icon = delegate->GetIcon();
   if (icon)
     [alert setIcon:icon->ToNSImage()];
 
   set_sheet(alert);
 
-  delegate->set_window(
-      new ConstrainedWindowMac(tab_contents->web_contents(), this));
+  delegate->set_window(new ConstrainedWindowMac(web_contents, this));
 }
 
 TabModalConfirmDialogMac::~TabModalConfirmDialogMac() {
   CancelTabModalDialog();
 }
 
 // "DeleteDelegate" refers to this class being a ConstrainedWindow delegate
 // and deleting itself, not to deleting the member variable |delegate_|.
 void TabModalConfirmDialogMac::DeleteDelegate() {
   delete this;
@@ skipping 36 matching lines @@
 }
 
 - (void)onCancelButton:(id)sender {
   delegate_->Cancel();
 }
 
 @end
 
 TabModalConfirmDialogMac2::TabModalConfirmDialogMac2(
     TabModalConfirmDialogDelegate* delegate,
-    TabContents* tab_contents)
+    content::WebContents* web_contents)
     : delegate_(delegate) {
   bridge_.reset([[TabModalConfirmDialogMacBridge2 alloc]
       initWithDelegate:delegate]);
 
   alert_.reset([[ConstrainedWindowAlert alloc] init]);
   [alert_ setMessageText:
       l10n_util::FixUpWindowsStyleLabel(delegate->GetTitle())];
   [alert_ setInformativeText:
       l10n_util::FixUpWindowsStyleLabel(delegate->GetMessage())];
   [alert_ addButtonWithTitle:
       l10n_util::FixUpWindowsStyleLabel(delegate->GetAcceptButtonTitle())
               keyEquivalent:kKeyEquivalentReturn
                      target:bridge_
                      action:@selector(onAcceptButton:)];
   [alert_ addButtonWithTitle:
       l10n_util::FixUpWindowsStyleLabel(delegate->GetCancelButtonTitle())
               keyEquivalent:kKeyEquivalentEscape
                      target:bridge_
                      action:@selector(onCancelButton:)];
   [[alert_ closeButton] setTarget:bridge_];
   [[alert_ closeButton] setAction:@selector(onCancelButton:)];
   [alert_ layout];
 
-  window_.reset(new ConstrainedWindowMac2(
-      this, tab_contents->web_contents(), [alert_ window]));
+  window_.reset(new ConstrainedWindowMac2(this, web_contents, [alert_ window]));
   delegate->set_window(window_.get());
 }
 
 TabModalConfirmDialogMac2::~TabModalConfirmDialogMac2() {
 }
 
 void TabModalConfirmDialogMac2::AcceptTabModalDialog() {
   delegate_->Accept();
 }
 
 void TabModalConfirmDialogMac2::CancelTabModalDialog() {
   delegate_->Cancel();
 }
 
 void TabModalConfirmDialogMac2::OnConstrainedWindowClosed(
     ConstrainedWindowMac2* window) {
   delete this;
 }