media: Remove obsolete include to service_factory.mojom.h

This is missed in the previous CL (r427294).

TBR=jam@chromium.org
BUG=657276

Review URL: https://codereview.chromium.org/2449793002 .

Cr-Commit-Position: refs/heads/master@{#427297}

content/renderer/render_frame_impl.h

@@ -69,10 +69,6 @@
 #include "content/renderer/media/android/renderer_media_player_manager.h"
 #endif
 
-#if defined(ENABLE_MOJO_MEDIA)
-#include "media/mojo/interfaces/service_factory.mojom.h"  // nogncheck
-#endif
-
 class TransportDIB;
 struct FrameMsg_PostMessage_Params;
 struct FrameMsg_SerializeAsMHTML_Params;