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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be | 
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. | 
| 4 | 4 | 
| 5 #include "modules/encryptedmedia/HTMLMediaElementEncryptedMedia.h" | 5 #include "modules/encryptedmedia/HTMLMediaElementEncryptedMedia.h" | 
| 6 | 6 | 
| 7 #include "bindings/core/v8/ExceptionState.h" | 7 #include "bindings/core/v8/ExceptionState.h" | 
| 8 #include "bindings/core/v8/ScriptPromise.h" | 8 #include "bindings/core/v8/ScriptPromise.h" | 
| 9 #include "bindings/core/v8/ScriptPromiseResolver.h" | 9 #include "bindings/core/v8/ScriptPromiseResolver.h" | 
| 10 #include "bindings/core/v8/ScriptState.h" | 10 #include "bindings/core/v8/ScriptState.h" | 
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| 346 | 346 | 
| 347   // 1. If mediaKeys and the mediaKeys attribute are the same object, | 347   // 1. If mediaKeys and the mediaKeys attribute are the same object, | 
| 348   //    return a resolved promise. | 348   //    return a resolved promise. | 
| 349   if (thisElement.m_mediaKeys == mediaKeys) | 349   if (thisElement.m_mediaKeys == mediaKeys) | 
| 350     return ScriptPromise::castUndefined(scriptState); | 350     return ScriptPromise::castUndefined(scriptState); | 
| 351 | 351 | 
| 352   // 2. If this object's attaching media keys value is true, return a | 352   // 2. If this object's attaching media keys value is true, return a | 
| 353   //    promise rejected with an InvalidStateError. | 353   //    promise rejected with an InvalidStateError. | 
| 354   if (thisElement.m_isAttachingMediaKeys) { | 354   if (thisElement.m_isAttachingMediaKeys) { | 
| 355     return ScriptPromise::rejectWithDOMException( | 355     return ScriptPromise::rejectWithDOMException( | 
| 356         scriptState, DOMException::create(InvalidStateError, | 356         scriptState, | 
| 357                                           "Another request is in progress.")); | 357         DOMException::create(InvalidStateError, | 
|  | 358                              "Another request is in progress.")); | 
| 358   } | 359   } | 
| 359 | 360 | 
| 360   // 3. Let this object's attaching media keys value be true. | 361   // 3. Let this object's attaching media keys value be true. | 
| 361   thisElement.m_isAttachingMediaKeys = true; | 362   thisElement.m_isAttachingMediaKeys = true; | 
| 362 | 363 | 
| 363   // 4. Let promise be a new promise. Remaining steps done in handler. | 364   // 4. Let promise be a new promise. Remaining steps done in handler. | 
| 364   return SetMediaKeysHandler::create(scriptState, element, mediaKeys); | 365   return SetMediaKeysHandler::create(scriptState, element, mediaKeys); | 
| 365 } | 366 } | 
| 366 | 367 | 
| 367 // Create a MediaEncryptedEvent for WD EME. | 368 // Create a MediaEncryptedEvent for WD EME. | 
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| 437   return m_mediaKeys ? m_mediaKeys->contentDecryptionModule() : 0; | 438   return m_mediaKeys ? m_mediaKeys->contentDecryptionModule() : 0; | 
| 438 } | 439 } | 
| 439 | 440 | 
| 440 DEFINE_TRACE(HTMLMediaElementEncryptedMedia) { | 441 DEFINE_TRACE(HTMLMediaElementEncryptedMedia) { | 
| 441   visitor->trace(m_mediaElement); | 442   visitor->trace(m_mediaElement); | 
| 442   visitor->trace(m_mediaKeys); | 443   visitor->trace(m_mediaKeys); | 
| 443   Supplement<HTMLMediaElement>::trace(visitor); | 444   Supplement<HTMLMediaElement>::trace(visitor); | 
| 444 } | 445 } | 
| 445 | 446 | 
| 446 }  // namespace blink | 447 }  // namespace blink | 
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