Extracted media mime type checks from net/base/ into media/base/

content/common/mime_util.cc

Index: content/common/mime_util.cc
diff --git a/content/common/mime_util.cc b/content/common/mime_util.cc
new file mode 100644
index 0000000000000000000000000000000000000000..e5b781a14cdcfd3f7aec2364403167c0398799e0
--- /dev/null
+++ b/content/common/mime_util.cc
@@ -0,0 +1,16 @@
+// 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 "media/base/mime_util.h"
+#include "net/base/mime_util.h"
+
+namespace content {
+
+bool IsSupportedMimeType(const std::string& mime_type) {
+  return net::IsSupportedMimeType_deprecated(mime_type) ||
+      media::IsSupportedMediaMimeType(mime_type);
+}
+
+}  // namespace content
+