Move WebMediaPlayerImpl and its dependencies to media/blink.

media/blink/webinbandtexttrack_impl.cc

Index: media/blink/webinbandtexttrack_impl.cc
diff --git a/content/renderer/media/webinbandtexttrack_impl.cc b/media/blink/webinbandtexttrack_impl.cc
similarity index 91%
rename from content/renderer/media/webinbandtexttrack_impl.cc
rename to media/blink/webinbandtexttrack_impl.cc
index e83af8f3451fba7af3a0a179476dc880e6d2634b..49a4880a4d7868f26d92fa87208dcf1fd8de3a4a 100644
--- a/content/renderer/media/webinbandtexttrack_impl.cc
+++ b/media/blink/webinbandtexttrack_impl.cc
@@ -2,11 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "content/renderer/media/webinbandtexttrack_impl.h"
+#include "media/blink/webinbandtexttrack_impl.h"
 
 #include "base/logging.h"
 
-namespace content {
+namespace media {
 
 WebInbandTextTrackImpl::WebInbandTextTrackImpl(
     Kind kind,
@@ -55,4 +55,4 @@ int WebInbandTextTrackImpl::textTrackIndex() const {
   return index_;
 }
 
-}  // namespace content
+}  // namespace media