Add HTMLMediaElement.waitingforkey event

Source/modules/encryptedmedia/HTMLMediaElementEncryptedMedia.h

 // Copyright 2014 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.
 
 #ifndef HTMLMediaElementEncryptedMedia_h
 #define HTMLMediaElementEncryptedMedia_h
 
 #include "core/EventTypeNames.h"
 #include "core/dom/DOMTypedArray.h"
 #include "core/events/EventTarget.h"
@@ skipping 22 matching lines @@
 
     DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(webkitkeyadded);
     DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(webkitkeyerror);
     DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(webkitkeymessage);
     DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(webkitneedkey);
 
     // encrypted media extensions (WD)
     static MediaKeys* mediaKeys(HTMLMediaElement&);
     static ScriptPromise setMediaKeys(ScriptState*, HTMLMediaElement&, MediaKeys*);
     DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(encrypted);
+    DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(waitingforkey);

[ddorwin, 2015/02/20 04:45:28]

There isn't an attribute for this event.

[jrummell, 2015/02/20 17:45:06]

Done.

 
     static void keyAdded(HTMLMediaElement&, const String& keySystem, const String& sessionId);
     static void keyError(HTMLMediaElement&, const String& keySystem, const String& sessionId, WebMediaPlayerClient::MediaKeyErrorCode, unsigned short systemCode);
     static void keyMessage(HTMLMediaElement&, const String& keySystem, const String& sessionId, const unsigned char* message, unsigned messageLength, const WebURL& defaultURL);
     static void encrypted(HTMLMediaElement&, const String& initDataType, const unsigned char* initData, unsigned initDataLength);
+    static void waitingForKey(HTMLMediaElement&);
+    static void playbackResumedAfterKey(HTMLMediaElement&);

[ddorwin, 2015/02/20 04:45:28]

"AfterKey" sounds weird.

noLongerWaitingForKey?

It may be that we got the KeyWaitingFor, but this may also be called on a seek
or something I imagine. Of course, maybe Blink should be handling that logic.

[jrummell, 2015/02/20 17:45:06]

Done.

     static void playerDestroyed(HTMLMediaElement&);
     static WebContentDecryptionModule* contentDecryptionModule(HTMLMediaElement&);
 
     static HTMLMediaElementEncryptedMedia& from(HTMLMediaElement&);
     static const char* supplementName();
 
     virtual void trace(Visitor*) override;
 
 private:
     friend class SetMediaKeysHandler;
@@ skipping 14 matching lines @@
     enum EmeMode { EmeModeNotSelected, EmeModePrefixed, EmeModeUnprefixed };
 
     // check (and set if necessary) the encrypted media extensions (EME) mode
     // (v0.1b or WD). Returns whether the mode is allowed and successfully set.
     bool setEmeMode(EmeMode);
 
     WebContentDecryptionModule* contentDecryptionModule();
 
     EmeMode m_emeMode;
 
+    bool m_waitingForKey;

[ddorwin, 2015/02/20 04:45:28]

m_isW...

[jrummell, 2015/02/20 17:45:05]

Done.

+
     PersistentWillBeMember<MediaKeys> m_mediaKeys;
 };
 
 } // namespace blink
 
 #endif