Move Sad Tab implementation out of the TabContentsViews.

chrome/browser/ui/cocoa/tab_contents/sad_tab_view.mm

 // Copyright (c) 2011 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_contents/sad_tab_view.h"
 
 #include "base/logging.h"
 #include "base/sys_string_conversions.h"
 #import "chrome/browser/ui/cocoa/hyperlink_button_cell.h"
 #import "chrome/browser/ui/cocoa/hyperlink_text_view.h"
@@ skipping 143 matching lines @@
   NSFont* font = [NSFont systemFontOfSize:[NSFont smallSystemFontSize]];
   [help_.get() setMessageAndLink:helpMessage
                         withLink:helpLink
                         atOffset:linkOffset
                             font:font
                     messageColor:[NSColor whiteColor]
                        linkColor:[NSColor whiteColor]];
 }
 
 // Called when someone clicks on the embedded link.
-- (BOOL) textView:(NSTextView*)textView
-    clickedOnLink:(id)link
-          atIndex:(NSUInteger)charIndex {
+- (BOOL)textView:(NSTextView*)textView
+   clickedOnLink:(id)link
+         atIndex:(NSUInteger)charIndex {
   if (controller_)
     [controller_ openLearnMoreAboutCrashLink:nil];
   return YES;
 }
 
 @end