Destroy GeolocationInfobarQueueController on UI thread.

chrome/browser/geolocation/chrome_geolocation_permission_context_factory.cc

 // Copyright (c) 2012 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/geolocation/chrome_geolocation_permission_context_factory.h"
 
 #include "chrome/browser/profiles/profile_dependency_manager.h"
 #include "chrome/common/pref_names.h"
 #if defined(OS_ANDROID)
 #include "chrome/browser/geolocation/chrome_geolocation_permission_context_android.h"
@@ skipping 10 matching lines @@
     context_ = new ChromeGeolocationPermissionContextAndroid(profile);
 #else
     context_ = new ChromeGeolocationPermissionContext(profile);
 #endif
   }
 
   ChromeGeolocationPermissionContext* context() {
     return context_.get();
   }
 
+  virtual void Shutdown() OVERRIDE {
+    context()->ShutdownOnUIThread();
+  }
+
  private:
   scoped_refptr<ChromeGeolocationPermissionContext> context_;
 
   DISALLOW_COPY_AND_ASSIGN(Service);
 };
 
 }  // namespace
 
 // static
 ChromeGeolocationPermissionContext*
@@ skipping 31 matching lines @@
   user_prefs->RegisterBooleanPref(prefs::kGeolocationEnabled,
                                   true,
                                   PrefServiceSyncable::UNSYNCABLE_PREF);
 #endif
 }
 
 bool ChromeGeolocationPermissionContextFactory::
 ServiceRedirectedInIncognito() const {
   return true;
 }