Delete MediaCodecPlayer, it's time!

media/base/media_switches.cc

Index: media/base/media_switches.cc
diff --git a/media/base/media_switches.cc b/media/base/media_switches.cc
index 8c796e7fd0f34200f03c67f84907062c7c342cdc..a496106648d8187d53d0b4ac58280b280abb31a0 100644
--- a/media/base/media_switches.cc
+++ b/media/base/media_switches.cc
@@ -22,17 +22,9 @@ const char kReportVp9AsAnUnsupportedMimeType[] =
     "report-vp9-as-an-unsupported-mime-type";
 
 #if defined(OS_ANDROID)
-// Sets the MediaSource player that uses UI thread for frame processing.
-const char kDisableMediaThreadForMediaPlayback[] =
-    "disable-media-thread-for-media-playback";
-
 // Use WebMediaPlayerAndroid instead of WebMediaPlayerImpl. This is a temporary
 // switch for holding back the new unified media pipeline.
 const char kDisableUnifiedMediaPipeline[] = "disable-unified-media-pipeline";
-
-// Sets the MediaSource player that uses the separate media thread
-const char kEnableMediaThreadForMediaPlayback[] =
-    "enable-media-thread-for-media-playback";
 #endif
 
 #if defined(OS_LINUX) || defined(OS_FREEBSD) || defined(OS_SOLARIS)