[cros] Initial WebRTC-enabled implementation of user image picker on OOBE.

chrome/browser/image_decoder.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/image_decoder.h"
 
 #include "base/bind.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/common/chrome_utility_messages.h"
 #include "content/public/browser/browser_thread.h"
@@ skipping 30 matching lines @@
                         OnDecodeImageFailed)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 void ImageDecoder::OnDecodeImageSucceeded(const SkBitmap& decoded_image) {
   DCHECK(BrowserThread::CurrentlyOn(target_thread_id_));
   if (delegate_)
     delegate_->OnImageDecoded(this, decoded_image);
+  Release();
 }
 
 void ImageDecoder::OnDecodeImageFailed() {
   DCHECK(BrowserThread::CurrentlyOn(target_thread_id_));
   if (delegate_)
     delegate_->OnDecodeImageFailed(this);
+  Release();
 }
 
 void ImageDecoder::DecodeImageInSandbox(
     const std::vector<unsigned char>& image_data) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   UtilityProcessHost* utility_process_host = UtilityProcessHost::Create(
       this, target_thread_id_);
   utility_process_host->EnableZygote();
   utility_process_host->Send(new ChromeUtilityMsg_DecodeImage(image_data));
 }