Revert "Transition modules/** to use ExceptionState"

Source/modules/encryptedmedia/MediaKeySession.cpp

Index: Source/modules/encryptedmedia/MediaKeySession.cpp
diff --git a/Source/modules/encryptedmedia/MediaKeySession.cpp b/Source/modules/encryptedmedia/MediaKeySession.cpp
index 549945c2f23d4b3a0c75a1ba1ee230bcaee3fb4d..1a120badecf0c7ac7d6a25215e00dd6f45d41a8b 100644
--- a/Source/modules/encryptedmedia/MediaKeySession.cpp
+++ b/Source/modules/encryptedmedia/MediaKeySession.cpp
@@ -26,9 +26,7 @@
 #include "config.h"
 #include "modules/encryptedmedia/MediaKeySession.h"
 
-#include "bindings/v8/ExceptionState.h"
 #include "core/dom/Event.h"
-#include "core/dom/ExceptionCode.h"
 #include "core/dom/GenericEventQueue.h"
 #include "core/html/MediaKeyError.h"
 #include "core/platform/graphics/ContentDecryptionModule.h"
@@ -110,14 +108,14 @@ void MediaKeySession::keyRequestTimerFired(Timer<MediaKeySession>*)
     }
 }
 
-void MediaKeySession::update(Uint8Array* key, ExceptionState& es)
+void MediaKeySession::update(Uint8Array* key, ExceptionCode& ec)
 {
     // From <http://dvcs.w3.org/hg/html-media/raw-file/default/encrypted-media/encrypted-media.html#dom-addkey>:
     // The addKey(key) method must run the following steps:
     // 1. If the first or second argument [sic] is null or an empty array, throw an InvalidAccessError.
     // NOTE: the reference to a "second argument" is a spec bug.
     if (!key || !key->length()) {
-        es.throwDOMException(InvalidAccessError);
+        ec = InvalidAccessError;
         return;
     }