AddEventObserver   94 cc/animation/layer_animation_controller.h   void AddEventObserver(LayerAnimationEventObserver* observer);
AddEventObserver 1144 cc/layers/layer.cc   layer_animation_controller_->AddEventObserver(animation_observer);
AddEventObserver  137 content/browser/dom_storage/dom_storage_context_impl.h   void AddEventObserver(EventObserver* observer);
AddEventObserver   39 content/browser/dom_storage/dom_storage_message_filter.cc   context_->AddEventObserver(this);