All browser types should should open CURRENT_TAB in the current tab

chrome/browser/browser.cc

 // Copyright (c) 2009 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/browser.h"
 
 #include "app/animation.h"
 #include "app/l10n_util.h"
 #include "base/base_paths.h"
 #include "base/command_line.h"
@@ skipping 2955 matching lines @@
   if (!CommandLine::ForCurrentProcess()->HasSwitch(switches::kProcessPerTab)) {
     if (current_tab) {
       const GURL& current_url = current_tab->GetURL();
       if (SiteInstance::IsSameWebSite(current_url, url))
         instance = current_tab->GetSiteInstance();
     }
   }
 
   // If this is not a normal window (such as a popup or an application), we can
   // only have one tab so a new tab always goes into a tabbed browser window.
-  if (disposition != NEW_WINDOW && type_ != TYPE_NORMAL) {
+  if (type_ != TYPE_NORMAL &&
+      disposition != CURRENT_TAB &&
+      disposition != NEW_WINDOW) {
     // If the disposition is OFF_THE_RECORD we don't want to create a new
     // browser that will itself create another OTR browser. This will result in
     // a browser leak (and crash below because no tab is created or selected).
     if (disposition == OFF_THE_RECORD) {
       OpenURLOffTheRecord(profile_, url);
       return;
     }
 
     Browser* b = GetOrCreateTabbedBrowser(profile_);
     DCHECK(b);
@@ skipping 154 matching lines @@
 ///////////////////////////////////////////////////////////////////////////////
 // BrowserToolbarModel (private):
 
 NavigationController* Browser::BrowserToolbarModel::GetNavigationController() {
   // This |current_tab| can be NULL during the initialization of the
   // toolbar during window creation (i.e. before any tabs have been added
   // to the window).
   TabContents* current_tab = browser_->GetSelectedTabContents();
   return current_tab ? &current_tab->controller() : NULL;
 }