Fix omnibox update bug.

chrome/browser/ui/browser.cc

 // Copyright (c) 2010 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"
 
 #if defined(OS_WIN)
 #include <shellapi.h>
 #include <windows.h>
 #endif  // OS_WIN
@@ skipping 3992 matching lines @@
   }
 }
 
 void Browser::CloseFrame() {
   window_->Close();
 }
 
 void Browser::TabDetachedAtImpl(TabContents* contents, int index,
                                 DetachType type) {
   if (type == DETACH_TYPE_DETACH) {
-    // Save what the user's currently typed.
-    window_->GetLocationBar()->SaveStateToContents(contents);
+    // Save the current location bar state, but only if the tab being detached
+    // is the selected tab.  Because saving state can conditionally revert the
+    // location bar, saving the current tab's location bar state to a
+    // non-selected tab can corrupt both tabs.
+    if (contents == GetSelectedTabContents())
+      window_->GetLocationBar()->SaveStateToContents(contents);
 
     if (!tab_handler_->GetTabStripModel()->closing_all())
       SyncHistoryWithTabs(0);
   }
 
   contents->set_delegate(NULL);
   RemoveScheduledUpdatesFor(contents);
 
   if (find_bar_controller_.get() &&
       index == tab_handler_->GetTabStripModel()->selected_index()) {
@@ skipping 69 matching lines @@
   NOTREACHED();
   return false;
 }
 
 void Browser::CreateInstantIfNecessary() {
   if (type() == TYPE_NORMAL && InstantController::IsEnabled(profile()) &&
       !profile()->IsOffTheRecord()) {
     instant_.reset(new InstantController(profile_, this));
   }
 }