Fix integration tests in src/chrome and src/extensions so that we can turn on IO thread checks wi...

content/browser/media/capture/desktop_capture_device.cc

 // Copyright (c) 2013 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 "content/browser/media/capture/desktop_capture_device.h"
 
 #include <stddef.h>
 #include <stdint.h>
 #include <string.h>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/feature_list.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/synchronization/lock.h"
 #include "base/threading/thread.h"
+#include "base/threading/thread_restrictions.h"
 #include "base/timer/timer.h"
 #include "build/build_config.h"
 #include "content/browser/media/capture/desktop_capture_device_uma_types.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/desktop_media_id.h"
 #include "content/public/common/content_switches.h"
 #include "device/power_save_blocker/power_save_blocker.h"
 #include "media/base/video_util.h"
 #include "media/capture/content/capture_resolution_chooser.h"
 #include "third_party/libyuv/include/libyuv/scale_argb.h"
@@ skipping 397 matching lines @@
     const media::VideoCaptureParams& params,
     std::unique_ptr<Client> client) {
   thread_.task_runner()->PostTask(
       FROM_HERE,
       base::Bind(&Core::AllocateAndStart, base::Unretained(core_.get()), params,
                  base::Passed(&client)));
 }
 
 void DesktopCaptureDevice::StopAndDeAllocate() {
   if (core_) {
+    base::ThreadRestrictions::ScopedAllowIO allow_io;
     thread_.task_runner()->DeleteSoon(FROM_HERE, core_.release());
     thread_.Stop();
   }
 }
 
 void DesktopCaptureDevice::SetNotificationWindowId(
     gfx::NativeViewId window_id) {
   // This may be called after the capturer has been stopped.
   if (!core_)
     return;
@@ skipping 14 matching lines @@
 #else
   base::MessageLoop::Type thread_type = base::MessageLoop::TYPE_DEFAULT;
 #endif
 
   thread_.StartWithOptions(base::Thread::Options(thread_type, 0));
 
   core_.reset(new Core(thread_.task_runner(), std::move(capturer), type));
 }
 
 }  // namespace content