Remove |use_fallback_path_| from WMPI

media/base/renderer_factory_selector.h

 // Copyright 2017 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 MEDIA_BASE_RENDERER_FACTORY_SELECTOR_H_
 #define MEDIA_BASE_RENDERER_FACTORY_SELECTOR_H_
 
 #include "base/optional.h"
 #include "media/base/renderer_factory.h"
 
@@ skipping 18 matching lines @@
   // NOTE: There should be at most one factory per factory type.
   void AddFactory(FactoryType type, std::unique_ptr<RendererFactory> factory);
 
   // Sets the base factory to be returned, when there are no signals telling us
   // to select any specific factory.
   // NOTE: |type| can be different than FactoryType::DEFAULT. DEFAULT is used to
   // identify the DefaultRendererFactory, not to indicate that a factory should
   // be used by default.
   void SetBaseFactoryType(FactoryType type);
 
-  // SetBaseFactoryType() must be called before calling this method.
-  // NOTE: This only returns the base factory type at the moment.
+  // Updates |current_factory_| if necessary, and returns its value.
+  // NOTE: SetBaseFactoryType() must be called before calling this method.
   RendererFactory* GetCurrentFactory();
 
+#if defined(OS_ANDROID)
+  // Sets whether we should be using the MEDIA_PLAYER factory instead of the
+  // base factory.
+  void SetUseMediaPlayer(bool use_media_player);
+#endif
+
  private:
+  void UpdateCurrentFactory();
+
+  bool use_media_player_ = false;
+
+  bool current_factory_needs_update_ = true;
+  RendererFactory* current_factory_ = nullptr;
+
   base::Optional<FactoryType> base_factory_type_;
   std::unique_ptr<RendererFactory> factories_[FACTORY_TYPE_MAX + 1];
   DISALLOW_COPY_AND_ASSIGN(RendererFactorySelector);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_RENDERER_FACTORY_H_