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content / browser / media / android / media_player_renderer_web_contents_observer.cc [blame]
// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/media/android/media_player_renderer_web_contents_observer.h"
#include "content/browser/media/android/media_player_renderer.h"
namespace content {
MediaPlayerRendererWebContentsObserver::MediaPlayerRendererWebContentsObserver(
WebContents* web_contents)
: WebContentsObserver(web_contents),
WebContentsUserData<MediaPlayerRendererWebContentsObserver>(
*web_contents) {}
MediaPlayerRendererWebContentsObserver::
~MediaPlayerRendererWebContentsObserver() = default;
void MediaPlayerRendererWebContentsObserver::AddMediaPlayerRenderer(
MediaPlayerRenderer* player) {
DCHECK(player);
DCHECK(players_.find(player) == players_.end());
players_.insert(player);
}
void MediaPlayerRendererWebContentsObserver::RemoveMediaPlayerRenderer(
MediaPlayerRenderer* player) {
DCHECK(player);
auto erase_result = players_.erase(player);
DCHECK_EQ(1u, erase_result);
}
void MediaPlayerRendererWebContentsObserver::DidUpdateAudioMutingState(
bool muted) {
for (MediaPlayerRenderer* player : players_)
player->OnUpdateAudioMutingState(muted);
}
void MediaPlayerRendererWebContentsObserver::WebContentsDestroyed() {
for (MediaPlayerRenderer* player : players_)
player->OnWebContentsDestroyed();
players_.clear();
}
WEB_CONTENTS_USER_DATA_KEY_IMPL(MediaPlayerRendererWebContentsObserver);
} // namespace content