Move the device enumerate/open/close work to device thread from IO thread

media/video/capture/win/video_capture_device_win.cc

Index: media/video/capture/win/video_capture_device_win.cc
diff --git a/media/video/capture/win/video_capture_device_win.cc b/media/video/capture/win/video_capture_device_win.cc
index 55b5a16de823698b8bfe091b7b45f45bc2735e42..b8932e17b69aa7e16e069d794a5a4f3763f33e0c 100644
--- a/media/video/capture/win/video_capture_device_win.cc
+++ b/media/video/capture/win/video_capture_device_win.cc
@@ -177,10 +177,10 @@ namespace media {
 static const char kGoogleCameraAdapter[] = "google camera adapter";
 
 // Gets the names of all video capture devices connected to this computer.
+// This API can only be run on a COM thread.

[mflodman_chromium_OOO, 2012/06/29 14:46:04]

'a COM thread.' -> 'a COM initialized thread.' ?

 void VideoCaptureDevice::GetDeviceNames(Names* device_names) {
   DCHECK(device_names);
 
-  base::win::ScopedCOMInitializer coinit;
   ScopedComPtr<ICreateDevEnum> dev_enum;
   HRESULT hr = dev_enum.CreateInstance(CLSID_SystemDeviceEnum, NULL,
                                        CLSCTX_INPROC);