components/translate/content/renderer/renderer_cld_utils.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef COMPONENTS_TRANSLATE_CONTENT_RENDERER_RENDERER_CLD_UTILS_H_
   6 #define COMPONENTS_TRANSLATE_CONTENT_RENDERER_RENDERER_CLD_UTILS_H_
   7
   8 #include "base/macros.h"
   9
  10 namespace translate {
  11
  12 // Renderer-side utilities for dealing with CLD data source configuration.
  13 class RendererCldUtils {
  14  public:
  15   // Perform conditional configuration of the CLD data provider.
  16   // If no specific RendererCldDataProvider has yet been set, an instance is
  17   // created and assigned as appropriate for each platform. If a specific
  18   // RendererCldDataProviderFactory *has* been set, this method does nothing
  19   // (as a side effect of setting the default factory, subsequent invocations
  20   // do nothing - making this method reentrant).
  21   //
  22   // This method will not overwrite a data provider configured by an embedder.
  23   //
  24   // Maintainers: This is the default data source. It is appropriate to
  25   // ifdef this code and customize the default per-platform. This method must
  26   // be invoked prior to registering components with the component updater if
  27   // the component updater implementation is to be used; it is best to ensure
  28   // that this method is called as early as possible.
  29   static void ConfigureDefaultDataProvider();
  30
  31  private:
  32   RendererCldUtils() {}
  33   ~RendererCldUtils() {}
  34   DISALLOW_COPY_AND_ASSIGN(RendererCldUtils);
  35 };
  36
  37 }  // namespace translate
  38
  39 #endif  // COMPONENTS_TRANSLATE_CONTENT_RENDERER_RENDERER_CLD_UTILS_H_