Add a ChromeOS implementation of VideoCaptureDevice

content/browser/renderer_host/media/video_capture_manager.cc

Index: content/browser/renderer_host/media/video_capture_manager.cc
diff --git a/content/browser/renderer_host/media/video_capture_manager.cc b/content/browser/renderer_host/media/video_capture_manager.cc
index 6568407bdfdf5042ebdc69c83106492945788bb9..6c90c91cae3343e18a7e1ec1bca1e433b953dd56 100644
--- a/content/browser/renderer_host/media/video_capture_manager.cc
+++ b/content/browser/renderer_host/media/video_capture_manager.cc
@@ -200,7 +200,9 @@ void VideoCaptureManager::DoStartDeviceOnDeviceThread(
       DeviceInfo* found = FindDeviceInfoById(entry->id, devices_info_cache_);
       if (found) {
         video_capture_device =
-            video_capture_device_factory_->Create(found->name);
+            video_capture_device_factory_->Create(
+                BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
+                found->name);
       }
       break;
     }