[Mac] Organize some files into chrome/browser/ui/cocoa/tab_contents/....

chrome/browser/ui/cocoa/sad_tab_view.h

-// Copyright (c) 2009 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.
-
-#ifndef CHROME_BROWSER_UI_COCOA_SAD_TAB_VIEW_H_
-#define CHROME_BROWSER_UI_COCOA_SAD_TAB_VIEW_H_
-#pragma once
-
-#include "base/scoped_nsobject.h"
-#include "chrome/browser/ui/cocoa/base_view.h"
-
-#import <Cocoa/Cocoa.h>
-
-@class HyperlinkButtonCell;
-
-// A view that displays the "sad tab" (aka crash page).
-@interface SadTabView : BaseView {
- @private
-  IBOutlet NSImageView* image_;
-  IBOutlet NSTextField* title_;
-  IBOutlet NSTextField* message_;
-  IBOutlet NSButton* linkButton_;
-  IBOutlet HyperlinkButtonCell* linkCell_;
-
-  scoped_nsobject<NSColor> backgroundColor_;
-  NSSize messageSize_;
-}
-
-// Designated initializer is -initWithFrame: .
-
-// Called by SadTabController to remove link button.
-- (void)removeLinkButton;
-
-@end
-
-#endif  // CHROME_BROWSER_UI_COCOA_SAD_TAB_VIEW_H_