Don't close crashed tabs from extensions with background pages.

chrome/browser/extensions/extension_service.cc

 // 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.
 
 #include "chrome/browser/extensions/extension_service.h"
 
 #include <algorithm>
 #include <set>
 
 #include "base/basictypes.h"
@@ skipping 2103 matching lines @@
         return *iter;
     }
   }
   return NULL;
 }
 
 void ExtensionService::TrackTerminatedExtension(const Extension* extension) {
   if (terminated_extension_ids_.insert(extension->id()).second)
     terminated_extensions_.push_back(make_scoped_refptr(extension));
 
-  UnloadExtension(extension->id(), extension_misc::UNLOAD_REASON_DISABLE);
+  // TODO(yoz): Listen to navcontrollers for that extension. Is this a todo?
+
+  // TODO(yoz): make sure this is okay in *ALL* the listeners!
+  UnloadExtension(extension->id(), extension_misc::UNLOAD_REASON_TERMINATE);
 }
 
 void ExtensionService::UntrackTerminatedExtension(const std::string& id) {
   std::string lowercase_id = StringToLowerASCII(id);
   if (terminated_extension_ids_.erase(lowercase_id) <= 0)
     return;
 
   for (ExtensionList::iterator iter = terminated_extensions_.begin();
        iter != terminated_extensions_.end(); ++iter) {
     if ((*iter)->id() == lowercase_id) {
@@ skipping 355 matching lines @@
 
 ExtensionService::NaClModuleInfoList::iterator
     ExtensionService::FindNaClModule(const GURL& url) {
   for (NaClModuleInfoList::iterator iter = nacl_module_list_.begin();
        iter != nacl_module_list_.end(); ++iter) {
     if (iter->url == url)
       return iter;
   }
   return nacl_module_list_.end();
 }