Move Sad Tab implementation out of the TabContentsViews.

chrome/browser/ui/cocoa/tab_contents/sad_tab_controller_unittest.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 "base/debug/debugger.h"
 #include "base/memory/scoped_nsobject.h"
 #import "chrome/browser/ui/cocoa/cocoa_test_helper.h"
 #import "chrome/browser/ui/cocoa/hyperlink_text_view.h"
 #import "chrome/browser/ui/cocoa/tab_contents/sad_tab_controller.h"
 #import "chrome/browser/ui/cocoa/tab_contents/sad_tab_view.h"
@@ skipping 34 matching lines @@
   }
 
   virtual void TearDown() {
     [test_window_ close];
     test_window_ = nil;
     ChromeRenderViewHostTestHarness::TearDown();
   }
 
   // Creates the controller and adds its view to contents, caller has ownership.
   SadTabController* CreateController() {
-    NSView* contentView = [test_window_ contentView];
     SadTabController* controller =
-        [[SadTabController alloc] initWithTabContents:contents()
-                                            superview:contentView];
+        [[SadTabController alloc] initWithTabContents:contents()];
     EXPECT_TRUE(controller);
     NSView* view = [controller view];
     EXPECT_TRUE(view);
+    NSView* contentView = [test_window_ contentView];
+    [contentView addSubview:view];
 
     return controller;
   }
 
   HyperlinkTextView* GetHelpTextView(SadTabController* controller) {
     SadTabView* view = static_cast<SadTabView*>([controller view]);
     return ([view helpTextView]);
   }
 
   static bool link_clicked_;
@@ skipping 33 matching lines @@
 // Add handler for the openLearnMoreAboutCrashLink: action to NSApp for testing
 // purposes. Normally this would be sent up the responder tree correctly, but
 // since tests run in the background, key window and main window are never set
 // on NSApplication. Adding it to NSApplication directly removes the need for
 // worrying about what the current window with focus is.
 - (void)openLearnMoreAboutCrashLink:(id)sender {
   SadTabControllerTest::link_clicked_ = true;
 }
 
 @end