Multi-tab selection: Renaming TabStripModelObserver::TabSelectedAt to ActiveTabChanged

chrome/browser/ui/cocoa/tabs/tab_strip_controller.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.
 
 #import "chrome/browser/ui/cocoa/tabs/tab_strip_controller.h"
 
 #import <QuartzCore/QuartzCore.h>
 
 #include <limits>
 #include <string>
@@ skipping 1250 matching lines @@
 
 - (void)tabReplacedWithContents:(TabContentsWrapper*)newContents
                previousContents:(TabContentsWrapper*)oldContents
                         atIndex:(NSInteger)modelIndex {
   NSInteger index = [self indexFromModelIndex:modelIndex];
   TabContentsController* oldController =
       [tabContentsArray_ objectAtIndex:index];
   DCHECK_EQ(oldContents->tab_contents(), [oldController tabContents]);
 
   // Simply create a new TabContentsController for |newContents| and place it
-  // into the array, replacing |oldContents|.  A TabSelectedAt notification will
-  // follow, at which point we will install the new view.
+  // into the array, replacing |oldContents|.  A ActiveTabChanged notification
+  // will follow, at which point we will install the new view.
   scoped_nsobject<TabContentsController> newController(
       [[TabContentsController alloc]
           initWithContents:newContents->tab_contents()
                   delegate:self]);
 
   // Bye bye, |oldController|.
   [tabContentsArray_ replaceObjectAtIndex:index withObject:newController];
 
   [delegate_ onReplaceTabWithContents:newContents->tab_contents()];
 
@@ skipping 845 matching lines @@
   }
 
   std::string profileName = browser_->profile()->GetPrefs()->GetString(
       prefs::kGoogleServicesUsername);
   [profileMenuButton_ setProfileDisplayName:
       [NSString stringWithUTF8String:profileName.c_str()]];
   [profileMenuButton_ setHidden:NO];
 }
 
 @end