Create core/html/media/ and move auxiliary media files in it.

third_party/WebKit/Source/core/html/HTMLMediaElementControlsList.cpp

-// Copyright 2016 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 "core/html/HTMLMediaElementControlsList.h"
-
-#include "core/html/HTMLMediaElement.h"
-
-namespace blink {
-
-namespace {
-
-const char kNoDownload[] = "nodownload";
-const char kNoFullscreen[] = "nofullscreen";
-const char kNoRemotePlayback[] = "noremoteplayback";
-
-const char* kSupportedTokens[] = {kNoDownload, kNoFullscreen,
-                                  kNoRemotePlayback};
-
-}  // namespace
-
-HTMLMediaElementControlsList::HTMLMediaElementControlsList(
-    HTMLMediaElement* element)
-    : DOMTokenList(this), m_element(element) {}
-
-HTMLMediaElementControlsList::~HTMLMediaElementControlsList() = default;
-
-DEFINE_TRACE(HTMLMediaElementControlsList) {
-  visitor->trace(m_element);
-  DOMTokenList::trace(visitor);
-  DOMTokenListObserver::trace(visitor);
-}
-
-bool HTMLMediaElementControlsList::validateTokenValue(
-    const AtomicString& tokenValue,
-    ExceptionState&) const {
-  for (const char* supportedToken : kSupportedTokens) {
-    if (tokenValue == supportedToken)
-      return true;
-  }
-  return false;
-}
-
-void HTMLMediaElementControlsList::valueWasSet() {
-  m_element->controlsListValueWasSet();
-}
-
-bool HTMLMediaElementControlsList::shouldHideDownload() const {
-  return tokens().contains(kNoDownload);
-}
-
-bool HTMLMediaElementControlsList::shouldHideFullscreen() const {
-  return tokens().contains(kNoFullscreen);
-}
-
-bool HTMLMediaElementControlsList::shouldHideRemotePlayback() const {
-  return tokens().contains(kNoRemotePlayback);
-}
-
-}  // namespace blink