Delete browser MSE implementation.

content/browser/renderer_host/render_process_host_impl.cc

Index: content/browser/renderer_host/render_process_host_impl.cc
diff --git a/content/browser/renderer_host/render_process_host_impl.cc b/content/browser/renderer_host/render_process_host_impl.cc
index 1c6011b0d55ee92f77906c65d2619f915dddf862..6fd7aca5d1f3dd97caedf06ff37c31f0d2452246 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -193,7 +193,6 @@
 
 #if defined(OS_ANDROID)
 #include "content/browser/android/child_process_launcher_android.h"
-#include "content/browser/media/android/browser_demuxer_android.h"
 #include "content/browser/mojo/interface_registrar_android.h"
 #include "content/browser/screen_orientation/screen_orientation_message_filter_android.h"
 #include "content/public/browser/android/java_interfaces.h"
@@ -1147,9 +1146,6 @@ void RenderProcessHostImpl::CreateMessageFilters() {
   // GDI fonts (http://crbug.com/383227), even when using DirectWrite. This
   // should eventually be if (!ShouldUseDirectWrite()) guarded.
   channel_->AddFilter(new FontCacheDispatcher());
-#elif defined(OS_ANDROID)
-  browser_demuxer_android_ = new BrowserDemuxerAndroid();
-  AddFilter(browser_demuxer_android_.get());
 #endif
 #if defined(ENABLE_BROWSER_CDMS)
   AddFilter(new BrowserCdmManager(GetID(), NULL));