Make MediaSession available on Desktop

content/browser/media/android/browser_media_session_manager.cc

Index: content/browser/media/android/browser_media_session_manager.cc
diff --git a/content/browser/media/android/browser_media_session_manager.cc b/content/browser/media/android/browser_media_session_manager.cc
deleted file mode 100644
index a3c15f2b2507a57668e18b549cb833a75b8fdcfc..0000000000000000000000000000000000000000
--- a/content/browser/media/android/browser_media_session_manager.cc
+++ /dev/null
@@ -1,36 +0,0 @@
-// Copyright 2015 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "content/browser/media/android/browser_media_session_manager.h"
-
-#include "base/optional.h"
-#include "content/browser/media/session/media_session.h"
-#include "content/browser/web_contents/web_contents_impl.h"
-#include "content/common/media/media_metadata_sanitizer.h"
-#include "content/public/browser/render_frame_host.h"
-#include "content/public/browser/render_process_host.h"
-#include "content/public/common/media_metadata.h"
-
-namespace content {
-
-BrowserMediaSessionManager::BrowserMediaSessionManager(
-    RenderFrameHost* render_frame_host)
-    : render_frame_host_(render_frame_host) {}
-
-void BrowserMediaSessionManager::OnSetMetadata(
-    int session_id,
-    const base::Optional<MediaMetadata>& insecure_metadata) {
-  // When receiving a MediaMetadata, the browser process can't trust that it is
-  // coming from a known and secure source. It must be processed accordingly.
-  if (insecure_metadata.has_value() &&
-      !MediaMetadataSanitizer::CheckSanity(insecure_metadata.value())) {
-    render_frame_host_->GetProcess()->ShutdownForBadMessage(
-        RenderProcessHost::CrashReportMode::GENERATE_CRASH_DUMP);
-    return;
-  }
-
-  NOTIMPLEMENTED();
-}
-
-}  // namespace content