Added virtual destructor.

android_webview/browser/aw_login_delegate.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 "android_webview/browser/aw_login_delegate.h"
 
 #include "base/logging.h"
 #include "base/android/jni_android.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_view_host.h"
@@ skipping 24 matching lines @@
     // could attach that to the URLRequests SupportsUserData::Data and bubble
     // that up to Java for the purpose of the API.
     ResourceRequestInfo::GetRenderViewForRequest(
         request, &render_process_id_, &render_view_id_);
 
     BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
         base::Bind(&AwLoginDelegate::HandleHttpAuthRequestOnUIThread,
                    make_scoped_refptr(this)));
 }
 
+AwLoginDelegate::~AwLoginDelegate() {
+}
+
 void AwLoginDelegate::Proceed(const string16& user,
                               const string16& password) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
       base::Bind(&AwLoginDelegate::ProceedOnIOThread,
                  make_scoped_refptr(this), user, password));
 }
 
 void AwLoginDelegate::Cancel() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
@@ skipping 36 matching lines @@
   }
 }
 
 void AwLoginDelegate::OnRequestCancelled() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   request_ = NULL;
   aw_http_auth_handler_.reset();
 }
 
 }  // namespace android_webview