Add W3C encrypted-media tests

third_party/WebKit/LayoutTests/imported/wpt/encrypted-media/EncryptedMediaExtensions.idl

+// Encrypted Media Extensions WebIDL
+//
+// NOTE: Please update the link below to the specification version from
+//       which this IDL was extracted.
+//
+// https://www.w3.org/TR/2016/WD-encrypted-media-20160610/
+//  + commit 5499821932391ae2c2e53756ae7ab9fae89d5863
+//
+
+partial interface Navigator {
+    Promise<MediaKeySystemAccess> requestMediaKeySystemAccess (DOMString keySystem, sequence<MediaKeySystemConfiguration> supportedConfigurations);
+};
+
+enum MediaKeysRequirement {
+    "required",
+    "optional",
+    "not-allowed"
+};
+
+dictionary MediaKeySystemConfiguration {
+             DOMString                               label = "";
+             sequence<DOMString>                     initDataTypes = [];
+             sequence<MediaKeySystemMediaCapability> audioCapabilities = [];
+             sequence<MediaKeySystemMediaCapability> videoCapabilities = [];
+             MediaKeysRequirement                    distinctiveIdentifier = "optional";
+             MediaKeysRequirement                    persistentState = "optional";
+             sequence<DOMString>                     sessionTypes;
+};
+
+dictionary MediaKeySystemMediaCapability {
+             DOMString contentType = "";
+             DOMString robustness = "";
+};
+
+interface MediaKeySystemAccess {
+    readonly        attribute DOMString keySystem;
+    MediaKeySystemConfiguration getConfiguration ();
+    Promise<MediaKeys>          createMediaKeys ();
+};
+
+enum MediaKeySessionType {
+    "temporary",
+    "persistent-usage-record",
+    "persistent-license"
+};
+
+interface MediaKeys {
+    MediaKeySession  createSession (optional MediaKeySessionType sessionType = "temporary");
+    Promise<boolean> setServerCertificate (BufferSource serverCertificate);
+};
+
+interface MediaKeySession : EventTarget {
+    readonly        attribute DOMString           sessionId;
+    readonly        attribute unrestricted double expiration;
+    readonly        attribute Promise<void>       closed;
+    readonly        attribute MediaKeyStatusMap   keyStatuses;
+                    attribute EventHandler        onkeystatuseschange;
+                    attribute EventHandler        onmessage;
+    Promise<void>    generateRequest (DOMString initDataType, BufferSource initData);
+    Promise<boolean> load (DOMString sessionId);
+    Promise<void>    update (BufferSource response);
+    Promise<void>    close ();
+    Promise<void>    remove ();
+};
+
+interface MediaKeyStatusMap {
+    iterable<BufferSource,MediaKeyStatus>;
+    readonly        attribute unsigned long size;
+    boolean has (BufferSource keyId);
+    any     get (BufferSource keyId);
+};
+
+enum MediaKeyStatus {
+    "usable",
+    "expired",
+    "released",
+    "output-restricted",
+    "output-downscaled",
+    "status-pending",
+    "internal-error"
+};
+
+enum MediaKeyMessageType {
+    "license-request",
+    "license-renewal",
+    "license-release",
+    "individualization-request"
+};
+
+[Constructor(DOMString type, MediaKeyMessageEventInit eventInitDict)]
+interface MediaKeyMessageEvent : Event {
+    readonly        attribute MediaKeyMessageType messageType;
+    readonly        attribute ArrayBuffer         message;
+};
+
+dictionary MediaKeyMessageEventInit : EventInit {
+             required MediaKeyMessageType messageType;
+             required ArrayBuffer         message;
+};
+
+// partial interface HTMLMediaElement : EventTarget {
+partial interface HTMLMediaElement {
+    readonly        attribute MediaKeys?   mediaKeys;
+                    attribute EventHandler onencrypted;
+                    attribute EventHandler onwaitingforkey;
+    Promise<void> setMediaKeys (MediaKeys? mediaKeys);
+};
+
+[Constructor(DOMString type, optional MediaEncryptedEventInit eventInitDict)]
+interface MediaEncryptedEvent : Event {
+    readonly        attribute DOMString    initDataType;
+    readonly        attribute ArrayBuffer? initData;
+};
+
+dictionary MediaEncryptedEventInit : EventInit {
+             DOMString    initDataType = "";
+             ArrayBuffer? initData = null;
+};
+