Reconnect support for DirectShow video capture devices in parallel to MediaFoundation ones.

media/video/capture/video_capture_device.h

Index: media/video/capture/video_capture_device.h
diff --git a/media/video/capture/video_capture_device.h b/media/video/capture/video_capture_device.h
index 9177302a92f9528d60da6b6c999c12b5f2b0b4f0..93b426eed257680cbfd6ce902ce8a91e15e79ae0 100644
--- a/media/video/capture/video_capture_device.h
+++ b/media/video/capture/video_capture_device.h
@@ -31,6 +31,22 @@ class MEDIA_EXPORT VideoCaptureDevice {
     // Unique name of a device. Even if there are multiple devices with the same
     // friendly name connected to the computer this will be unique.
     std::string unique_id;
+
+#if defined(OS_WIN)
+    enum CaptureApiType {
+      DIRECT_SHOW,
+      MEDIA_FOUNDATION,
+    };
+    CaptureApiType capture_api_type;
+    // Following operators are needed to call std::list methods merge() and
+    // unique(). These are used when creating the Windows device names list.
+    bool operator==(const Name& other) {
+      return (unique_id == other.unique_id);
+    }
+    bool operator<(const Name& other) {
+      return (unique_id < other.unique_id);
+    }
+#endif  //if defined(OS_WIN)
   };
   typedef std::list<Name> Names;