Remove TYPE_EXTENSION_APP. Experiment failed.

chrome/browser/chromeos/wm_overview_controller.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/chromeos/wm_overview_controller.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/linked_ptr.h"
@@ skipping 626 matching lines @@
 
   // Iterator through the browser list, adding all the browsers in the
   // new order.  If they were in the old list of listeners, just copy
   // that linked pointer, instead of making a new listener, so that we
   // can avoid lots of spurious destroy/create messages.
   BrowserList::const_iterator iterator = BrowserList::begin();
   while (iterator != BrowserList::end()) {
     // Don't add a browser to the list if that type of browser doesn't
     // have snapshots in overview mode.
     if ((*iterator)->type() != Browser::TYPE_NORMAL &&
-        (*iterator)->type() != Browser::TYPE_APP &&
-        (*iterator)->type() != Browser::TYPE_EXTENSION_APP) {
+        (*iterator)->type() != Browser::TYPE_APP) {
       ++iterator;
       continue;
     }
 
     BrowserListenerVector::value_type item(
         BrowserListenerVector::value_type(NULL));
     for (BrowserListenerVector::iterator old_iter = old_listeners.begin();
          old_iter != old_listeners.end(); ++old_iter) {
       if ((*old_iter)->browser() == *iterator) {
         item = *old_iter;
         break;
       }
     }
 
     // This browser isn't tracked by any listener, so create it.
     if (item.get() == NULL) {
       item = BrowserListenerVector::value_type(
           new BrowserListener(*iterator, this));
     }
     listeners_.push_back(item);
     ++iterator;
   }
 }
 
 }  // namespace chromeos