TabContents -> WebContentsImpl, part 21.

chrome/browser/ui/cocoa/find_bar/find_bar_cocoa_controller.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.
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/mac/bundle_locations.h"
 #include "base/mac/mac_util.h"
 #include "base/sys_string_conversions.h"
 #include "chrome/browser/ui/cocoa/browser_window_controller.h"
@@ skipping 54 matching lines @@
     [[NSNotificationCenter defaultCenter]
         addObserver:self
            selector:@selector(findPboardUpdated:)
                name:kFindPasteboardChangedNotification
              object:[FindPasteboard sharedInstance]];
   }
   return self;
 }
 
 - (void)dealloc {
-  // All animations should be explicitly stopped by the TabContents before a tab
-  // is closed.
+  // All animations should be explicitly stopped by the TabContentsWrapper
+  // before a tab is closed.
   DCHECK(!showHideAnimation_.get());
   DCHECK(!moveAnimation_.get());
   [[NSNotificationCenter defaultCenter] removeObserver:self];
   [super dealloc];
 }
 
 - (void)setFindBarBridge:(FindBarBridge*)findBarBridge {
   DCHECK(!findBarBridge_);  // should only be called once.
   findBarBridge_ = findBarBridge;
 }
@@ skipping 446 matching lines @@
     }
   }
 
   // Has to happen after |ClearResults()| above.
   BOOL buttonsEnabled = [text length] > 0 ? YES : NO;
   [previousButton_ setEnabled:buttonsEnabled];
   [nextButton_ setEnabled:buttonsEnabled];
 }
 
 @end