Should throw TypeError instead of TypeMismatchError (modules)

Source/modules/encryptedmedia/HTMLMediaElementEncryptedMedia.cpp

 // 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.
 
 #include "config.h"
 #include "modules/encryptedmedia/HTMLMediaElementEncryptedMedia.h"
 
 #include "RuntimeEnabledFeatures.h"
 #include "bindings/v8/ExceptionState.h"
 #include "core/dom/ExceptionCode.h"
@@ skipping 179 matching lines @@
         exceptionState.throwDOMException(SyntaxError, "The key system provided is empty.");
         return;
     }
 
     if (!key) {
         exceptionState.throwDOMException(SyntaxError, "The key provided is invalid.");
         return;
     }
 
     if (!key->length()) {
-        exceptionState.throwDOMException(TypeMismatchError, "The key provided is invalid.");
+        exceptionState.throwDOMException(TypeError, "The key provided is invalid.");
         return;
     }
 
     if (!webMediaPlayer) {
         exceptionState.throwDOMException(InvalidStateError, "No media has been loaded.");
         return;
     }
 
     const unsigned char* initDataPointer = 0;
     unsigned initDataLength = 0;
@@ skipping 133 matching lines @@
     thisElement.setMediaKeysInternal(element, 0);
 }
 
 blink::WebContentDecryptionModule* HTMLMediaElementEncryptedMedia::contentDecryptionModule(HTMLMediaElement& element)
 {
     HTMLMediaElementEncryptedMedia& thisElement = HTMLMediaElementEncryptedMedia::from(element);
     return thisElement.contentDecryptionModule();
 }
 
 } // namespace WebCore