diff --git a/b2g/chrome/content/shell.js b/b2g/chrome/content/shell.js
index ddc1e42f918..41faeb7f53f 100644
--- a/b2g/chrome/content/shell.js
+++ b/b2g/chrome/content/shell.js
@@ -398,8 +398,8 @@ var shell = {
     }
 
     let mediaKeys = {
-      'MediaNextTrack': 'media-next-track-button',
-      'MediaPreviousTrack': 'media-previous-track-button',
+      'MediaTrackNext': 'media-next-track-button',
+      'MediaTrackPrevious': 'media-previous-track-button',
       'MediaPause': 'media-pause-button',
       'MediaPlay': 'media-play-button',
       'MediaPlayPause': 'media-play-pause-button',
diff --git a/dom/events/KeyNameList.h b/dom/events/KeyNameList.h
index 056e233034e..ff536fc2adf 100644
--- a/dom/events/KeyNameList.h
+++ b/dom/events/KeyNameList.h
@@ -211,10 +211,10 @@ DEFINE_KEYNAME_WITH_SAME_NAME(F35)
 // DEFINE_KEYNAME_WITH_SAME_NAME(MailReply)
 // DEFINE_KEYNAME_WITH_SAME_NAME(MailSend)
 DEFINE_KEYNAME_WITH_SAME_NAME(MediaPlayPause)
-DEFINE_KEYNAME_WITH_SAME_NAME(SelectMedia) // Rename to MediaSelect
+DEFINE_KEYNAME_WITH_SAME_NAME(MediaSelect)
 DEFINE_KEYNAME_WITH_SAME_NAME(MediaStop)
-DEFINE_KEYNAME_WITH_SAME_NAME(MediaNextTrack) // Rename to MediaTrackNext
-DEFINE_KEYNAME_WITH_SAME_NAME(MediaPreviousTrack) // Rename to MediaTrackPrevious
+DEFINE_KEYNAME_WITH_SAME_NAME(MediaTrackNext)
+DEFINE_KEYNAME_WITH_SAME_NAME(MediaTrackPrevious)
 // DEFINE_KEYNAME_WITH_SAME_NAME(New)
 // DEFINE_KEYNAME_WITH_SAME_NAME(Open)
 // DEFINE_KEYNAME_WITH_SAME_NAME(Print)
diff --git a/widget/NativeKeyToDOMKeyName.h b/widget/NativeKeyToDOMKeyName.h
index 00fa0f68e89..6fa9ae0dd37 100644
--- a/widget/NativeKeyToDOMKeyName.h
+++ b/widget/NativeKeyToDOMKeyName.h
@@ -734,8 +734,8 @@ KEY_MAP_WIN     (MediaPlayPause, VK_MEDIA_PLAY_PAUSE)
 KEY_MAP_QT      (MediaPlayPause, Qt::Key_MediaTogglePlayPause)
 KEY_MAP_ANDROID (MediaPlayPause, AKEYCODE_MEDIA_PLAY_PAUSE)
 
-// SelectMedia
-KEY_MAP_WIN     (SelectMedia, VK_LAUNCH_MEDIA_SELECT)
+// MediaSelect
+KEY_MAP_WIN     (MediaSelect, VK_LAUNCH_MEDIA_SELECT)
 
 // MediaStop
 KEY_MAP_WIN     (MediaStop, VK_MEDIA_STOP)
@@ -743,17 +743,17 @@ KEY_MAP_GTK     (MediaStop, GDK_AudioStop)
 KEY_MAP_QT      (MediaStop, Qt::Key_MediaStop)
 KEY_MAP_ANDROID (MediaStop, AKEYCODE_MEDIA_STOP)
 
-// MediaNextTrack
-KEY_MAP_WIN     (MediaNextTrack, VK_MEDIA_NEXT_TRACK)
-KEY_MAP_GTK     (MediaNextTrack, GDK_AudioNext)
-KEY_MAP_QT      (MediaNextTrack, Qt::Key_MediaNext)
-KEY_MAP_ANDROID (MediaNextTrack, AKEYCODE_MEDIA_NEXT)
+// MediaTrackNext
+KEY_MAP_WIN     (MediaTrackNext, VK_MEDIA_NEXT_TRACK)
+KEY_MAP_GTK     (MediaTrackNext, GDK_AudioNext)
+KEY_MAP_QT      (MediaTrackNext, Qt::Key_MediaNext)
+KEY_MAP_ANDROID (MediaTrackNext, AKEYCODE_MEDIA_NEXT)
 
-// MediaPreviousTrack
-KEY_MAP_WIN     (MediaPreviousTrack, VK_MEDIA_PREV_TRACK)
-KEY_MAP_GTK     (MediaPreviousTrack, GDK_AudioPrev)
-KEY_MAP_QT      (MediaPreviousTrack, Qt::Key_MediaPrevious)
-KEY_MAP_ANDROID (MediaPreviousTrack, AKEYCODE_MEDIA_PREVIOUS)
+// MediaTrackPrevious
+KEY_MAP_WIN     (MediaTrackPrevious, VK_MEDIA_PREV_TRACK)
+KEY_MAP_GTK     (MediaTrackPrevious, GDK_AudioPrev)
+KEY_MAP_QT      (MediaTrackPrevious, Qt::Key_MediaPrevious)
+KEY_MAP_ANDROID (MediaTrackPrevious, AKEYCODE_MEDIA_PREVIOUS)
 
 // VolumeDown
 KEY_MAP_WIN     (VolumeDown, VK_VOLUME_DOWN)