Fix ifdef in webrtc_media_stream_track_adapter_map.h

content/renderer/media/webrtc/webrtc_media_stream_track_adapter_map.h

Index: content/renderer/media/webrtc/webrtc_media_stream_track_adapter_map.h
diff --git a/content/renderer/media/webrtc/webrtc_media_stream_track_adapter_map.h b/content/renderer/media/webrtc/webrtc_media_stream_track_adapter_map.h
index a412625025b27534a38cebbc0b019313fe6d718c..5f4199b585134d790e978e14efab2c869fb74dac 100644
--- a/content/renderer/media/webrtc/webrtc_media_stream_track_adapter_map.h
+++ b/content/renderer/media/webrtc/webrtc_media_stream_track_adapter_map.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_MEDIA_STREAM_TRACK_COLLECTION_H_
-#define CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_MEDIA_STREAM_TRACK_COLLECTION_H_
+#ifndef CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_MEDIA_STREAM_TRACK_ADAPTER_MAP_H_
+#define CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_MEDIA_STREAM_TRACK_ADAPTER_MAP_H_
 
 #include <map>
 #include <string>
@@ -142,4 +142,4 @@ class CONTENT_EXPORT WebRtcMediaStreamTrackAdapterMap
 
 }  // namespace content
 
-#endif  // CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_MEDIA_STREAM_TRACK_COLLECTION_H_
+#endif  // CONTENT_RENDERER_MEDIA_WEBRTC_WEBRTC_MEDIA_STREAM_TRACK_ADAPTER_MAP_H_