Convert MimeRegistry to use mojo.

content/browser/mime_registry_impl.h

Index: content/browser/mime_registry_impl.h
diff --git a/content/browser/mime_registry_impl.h b/content/browser/mime_registry_impl.h
new file mode 100644
index 0000000000000000000000000000000000000000..8adb70feb17c7caadbee2d9df0c2bd9cfdd223fd
--- /dev/null
+++ b/content/browser/mime_registry_impl.h
@@ -0,0 +1,30 @@
+// Copyright 2016 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.
+
+#ifndef CONTENT_BROWSER_MIME_REGISTRY_IMPL_H_
+#define CONTENT_BROWSER_MIME_REGISTRY_IMPL_H_
+
+#include "mojo/public/cpp/bindings/strong_binding.h"
+#include "third_party/WebKit/public/platform/mime_registry.mojom.h"
+
+namespace content {
+
+class MimeRegistryImpl : public blink::mojom::MimeRegistry {
+ public:
+  static void Create(blink::mojom::MimeRegistryRequest request);
+
+ private:
+  MimeRegistryImpl(blink::mojom::MimeRegistryRequest request);
+  ~MimeRegistryImpl() override;
+
+  void GetMimeTypeFromExtension(
+      const mojo::String& extension,
+      const GetMimeTypeFromExtensionCallback& callback) override;
+
+  mojo::StrongBinding<blink::mojom::MimeRegistry> binding_;
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_MIME_REGISTRY_IMPL_H_