components/translate/content/renderer/renderer_cld_utils.h

// Copyright 2014 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 COMPONENTS_TRANSLATE_CONTENT_RENDERER_RENDERER_CLD_UTILS_H_
#define COMPONENTS_TRANSLATE_CONTENT_RENDERER_RENDERER_CLD_UTILS_H_

#include "base/macros.h"

namespace translate {

// Renderer-side utilities for dealing with CLD data source configuration.
class RendererCldUtils {
 public:
  // Perform conditional configuration of the CLD data provider.
  // If no specific RendererCldDataProvider has yet been set, an instance is
  // created and assigned as appropriate for each platform. If a specific
  // RendererCldDataProviderFactory *has* been set, this method does nothing
  // (as a side effect of setting the default factory, subsequent invocations
  // do nothing - making this method reentrant).
  //
  // This method will not overwrite a data provider configured by an embedder.
  //
  // Maintainers: This is the default data source. It is appropriate to
  // ifdef this code and customize the default per-platform. This method must
  // be invoked prior to registering components with the component updater if
  // the component updater implementation is to be used; it is best to ensure
  // that this method is called as early as possible.
  static void ConfigureDefaultDataProvider();

 private:
  RendererCldUtils() {}
  ~RendererCldUtils() {}
  DISALLOW_COPY_AND_ASSIGN(RendererCldUtils);
};

}  // namespace translate

#endif  // COMPONENTS_TRANSLATE_CONTENT_RENDERER_RENDERER_CLD_UTILS_H_