[Mac] Clean up SadTabView and let SadTabController provide its content

chrome/browser/ui/cocoa/tab_contents/sad_tab_view_cocoa.h

Index: chrome/browser/ui/cocoa/tab_contents/sad_tab_view_cocoa.h
diff --git a/chrome/browser/ui/cocoa/tab_contents/sad_tab_view_cocoa.h b/chrome/browser/ui/cocoa/tab_contents/sad_tab_view_cocoa.h
index e5f420a1b903eda5648a23c3503deb2fa5fcd42c..bbaf5906ae76bb4d07bf225cc6bdbf11866854c7 100644
--- a/chrome/browser/ui/cocoa/tab_contents/sad_tab_view_cocoa.h
+++ b/chrome/browser/ui/cocoa/tab_contents/sad_tab_view_cocoa.h
@@ -5,23 +5,27 @@
 #ifndef CHROME_BROWSER_UI_COCOA_TAB_CONTENTS_SAD_TAB_VIEW_COCOA_H_
 #define CHROME_BROWSER_UI_COCOA_TAB_CONTENTS_SAD_TAB_VIEW_COCOA_H_
 
-#include "base/mac/scoped_nsobject.h"
-
 #import <Cocoa/Cocoa.h>
 
-namespace content {
-class WebContents;
-}
+#import "ui/base/cocoa/controls/hyperlink_text_view.h"
+
+@class SadTabView;
 
-@class SadTabContainerView;
+@protocol SadTabViewDelegate
+- (void)sadTabViewButtonClicked:(SadTabView*)sadTabView;
+- (void)sadTabView:(SadTabView*)sadTabView
+    helpLinkClickedWithURL:(NSString*)url;
+@end
 
 // A view that displays the "sad tab" (aka crash page).
-@interface SadTabView : NSView {
- @private
-  base::scoped_nsobject<SadTabContainerView> container_;
-}
+@interface SadTabView : NSView
+
+@property(nonatomic, assign) id<SadTabViewDelegate> delegate;
 
-@property(readonly,nonatomic) NSButton* reloadButton;
+- (void)setTitle:(int)title;
+- (void)setMessage:(int)message;
+- (void)setButtonTitle:(int)buttonTitle;
+- (void)setHelpLinkTitle:(int)helpLinkTitle URL:(NSString*)url;
 
 @end