Rename AdaptiveRendererFactory

media/base/renderer_factory_selector.cc

 // 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.
 
 #include "media/base/renderer_factory_selector.h"
 
 #include "base/logging.h"
 
 namespace media {
 
 RendererFactorySelector::RendererFactorySelector() {}
 
 RendererFactorySelector::~RendererFactorySelector() {}
 
 void RendererFactorySelector::AddFactory(
     FactoryType type,
     std::unique_ptr<RendererFactory> factory) {
   DCHECK(!factories_[type]);
 
   factories_[type] = std::move(factory);
 }
 
 void RendererFactorySelector::SetBaseFactoryType(FactoryType type) {
   DCHECK(factories_[type]);
   base_factory_type_ = type;
   current_factory_needs_update_ = true;
 }
 
-// For the moment, this method should only be called once or twice.
-// This method will be regularly called whenever the logic in choosing a
-// renderer type is moved out of the AdaptiveRendererFactory, into this method.
 void RendererFactorySelector::UpdateCurrentFactory() {
+  // We cannot use the MEDIA_PLAYER and the COURIER factory at the same time.
+  DCHECK(!use_media_player_ || !use_courier_cb_);
+
   DCHECK(base_factory_type_);
   FactoryType next_factory_type = base_factory_type_.value();
 
   if (use_media_player_)
     next_factory_type = FactoryType::MEDIA_PLAYER;
 
+  if (use_courier_cb_ && use_courier_cb_.Run())
+    next_factory_type = FactoryType::COURIER;
+
   DVLOG(1) << __func__ << " Selecting factory type: " << next_factory_type;
 
   current_factory_ = factories_[next_factory_type].get();
-  current_factory_needs_update_ = false;
+
+  // Update |current_factory_| every time if we are using the COURIER factory.
+  current_factory_needs_update_ = !!use_courier_cb_;
 }
 
 RendererFactory* RendererFactorySelector::GetCurrentFactory() {
   if (current_factory_needs_update_)
     UpdateCurrentFactory();
 
   DCHECK(current_factory_);
   return current_factory_;
 }
 
 #if defined(OS_ANDROID)
 void RendererFactorySelector::SetUseMediaPlayer(bool use_media_player) {
   use_media_player_ = use_media_player;
   current_factory_needs_update_ = true;
 }
 #endif
 
+void RendererFactorySelector::SetUseCourierCB(UseCourierCB use_courier_cb) {
+  DCHECK(!use_courier_cb_);
+  use_courier_cb_ = use_courier_cb;
+  current_factory_needs_update_ = true;
+}
+
 }  // namespace media