Allow WebView to force MediaPlayer for unsupported containers.

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 160364365a4eca46f43388c3a7eaf3996ce369cd..4afa1139a87bdb217e5d30c3dfb8e05a38f692a2 100644
--- a/media/base/media_switches.cc
+++ b/media/base/media_switches.cc
@@ -29,6 +29,12 @@ const char kEnableMediaThreadForMediaPlayback[] =
 // Use WebMediaPlayerImpl instead of WebMediaPlayerAndroid. This is a temporary
 // switch for experimenting with unifying the Android playback pipeline.
 const char kEnableUnifiedMediaPipeline[] = "enable-unified-media-pipeline";
+
+// Used in conjunction with kEnableUnifiedMediaPipeline to force the usage of
+// Android MediaPlayer instead of the unified media pipeline for URLs ending in
+// any of the extensions in the provided comma separated list.
+const char kUseMediaPlayerForExtensions[] = "use-media-player-for-extensions";
+
 #endif
 
 #if defined(OS_LINUX) || defined(OS_FREEBSD) || defined(OS_SOLARIS)