Use MeasureAs and ImplementedAs in media IDL

Source/core/html/HTMLMediaElement.idl

Index: Source/core/html/HTMLMediaElement.idl
diff --git a/Source/core/html/HTMLMediaElement.idl b/Source/core/html/HTMLMediaElement.idl
index 3eb7acf107eba21d0517d59adf7b37ff0526919d..dae45e1824e7a0bfd4deea08690163fa7f43d583 100644
--- a/Source/core/html/HTMLMediaElement.idl
+++ b/Source/core/html/HTMLMediaElement.idl
@@ -28,78 +28,78 @@
     ActiveDOMObject
 ] interface HTMLMediaElement : HTMLElement {
 
-// error state
-readonly attribute MediaError error;
+    // error state
+    readonly attribute MediaError error;
 
-// network state
-[Reflect, TreatNullAs=NullString, URL] attribute DOMString src;
-[URL] readonly attribute DOMString currentSrc;
+    // network state
+    [Reflect, TreatNullAs=NullString, URL] attribute DOMString src;
+    [URL] readonly attribute DOMString currentSrc;
 
-const unsigned short NETWORK_EMPTY = 0;
-const unsigned short NETWORK_IDLE = 1;
-const unsigned short NETWORK_LOADING = 2;
-const unsigned short NETWORK_NO_SOURCE = 3;
-readonly attribute unsigned short networkState;
-attribute DOMString preload;
+    const unsigned short NETWORK_EMPTY = 0;
+    const unsigned short NETWORK_IDLE = 1;
+    const unsigned short NETWORK_LOADING = 2;
+    const unsigned short NETWORK_NO_SOURCE = 3;
+    readonly attribute unsigned short networkState;
+    attribute DOMString preload;
 
-readonly attribute TimeRanges buffered;
-void load();
-DOMString canPlayType([Default=Undefined] optional DOMString type, [Default=Undefined, TreatNullAs=NullString, TreatUndefinedAs=NullString] optional DOMString keySystem);
+    readonly attribute TimeRanges buffered;
+    void load();
+    DOMString canPlayType([Default=Undefined] optional DOMString type, [Default=Undefined, TreatNullAs=NullString, TreatUndefinedAs=NullString] optional DOMString keySystem);
 
-// ready state
-const unsigned short HAVE_NOTHING = 0;
-const unsigned short HAVE_METADATA = 1;
-const unsigned short HAVE_CURRENT_DATA = 2;
-const unsigned short HAVE_FUTURE_DATA = 3;
-const unsigned short HAVE_ENOUGH_DATA = 4;
-readonly attribute unsigned short readyState;
-readonly attribute boolean seeking;
+    // ready state
+    const unsigned short HAVE_NOTHING = 0;
+    const unsigned short HAVE_METADATA = 1;
+    const unsigned short HAVE_CURRENT_DATA = 2;
+    const unsigned short HAVE_FUTURE_DATA = 3;
+    const unsigned short HAVE_ENOUGH_DATA = 4;
+    readonly attribute unsigned short readyState;
+    readonly attribute boolean seeking;
 
-// playback state
-[SetterRaisesException] attribute double currentTime;
-readonly attribute double initialTime;
-readonly attribute double startTime;
-readonly attribute double duration;
-readonly attribute boolean paused;
-attribute double defaultPlaybackRate;
-attribute double playbackRate;
-readonly attribute TimeRanges played;
-readonly attribute TimeRanges seekable;
-readonly attribute boolean ended;
-[Reflect] attribute boolean autoplay;
-[Reflect] attribute boolean loop;
-void play();
-void pause();
+    // playback state
+    [SetterRaisesException] attribute double currentTime;
+    readonly attribute double initialTime;
+    readonly attribute double startTime;
+    readonly attribute double duration;
+    readonly attribute boolean paused;
+    attribute double defaultPlaybackRate;
+    attribute double playbackRate;
+    readonly attribute TimeRanges played;
+    readonly attribute TimeRanges seekable;
+    readonly attribute boolean ended;
+    [Reflect] attribute boolean autoplay;
+    [Reflect] attribute boolean loop;
+    void play();
+    void pause();
 
-// media controller
-[Reflect, TreatNullAs=NullString] attribute DOMString mediaGroup;
-[CustomSetter] attribute MediaController controller;
+    // media controller
+    [Reflect, TreatNullAs=NullString] attribute DOMString mediaGroup;
+    [CustomSetter] attribute MediaController controller;
 
-// controls
-attribute boolean controls;
-[SetterRaisesException] attribute double volume;
-attribute boolean muted;
-[Reflect=muted] attribute boolean defaultMuted;
+    // controls
+    attribute boolean controls;
+    [SetterRaisesException] attribute double volume;
+    attribute boolean muted;
+    [Reflect=muted] attribute boolean defaultMuted;
 
-// tracks
-[RuntimeEnabled=VideoTrack] readonly attribute TextTrackList textTracks;
-[RuntimeEnabled=VideoTrack, RaisesException] TextTrack addTextTrack(DOMString kind, optional DOMString label, optional DOMString language);
+    // tracks
+    [RuntimeEnabled=VideoTrack] readonly attribute TextTrackList textTracks;
+    [RuntimeEnabled=VideoTrack, RaisesException] TextTrack addTextTrack(DOMString kind, optional DOMString label, optional DOMString language);
 
-// WebKit extensions
+    // WebKit extensions
 
-// The number of bytes consumed by the media decoder.
-readonly attribute unsigned long webkitAudioDecodedByteCount;
-readonly attribute unsigned long webkitVideoDecodedByteCount;
+    // The number of bytes consumed by the media decoder.
+    [MeasureAs=PrefixedAudioDecodedByteCount] readonly attribute unsigned long webkitAudioDecodedByteCount;
+    [MeasureAs=PrefixedVideoDecodedByteCount] readonly attribute unsigned long webkitVideoDecodedByteCount;
 
-// FIXME: add DeprecateAs=PrefixedMediaGenerateKeyRequest when MediaKeys is ready.
-[RuntimeEnabled=PrefixedEncryptedMedia, RaisesException] void webkitGenerateKeyRequest([TreatNullAs=NullString, TreatUndefinedAs=NullString] DOMString keySystem, optional Uint8Array initData);
-[RuntimeEnabled=PrefixedEncryptedMedia, RaisesException] void webkitAddKey([TreatNullAs=NullString, TreatUndefinedAs=NullString] DOMString keySystem, Uint8Array key, optional Uint8Array initData, [Default=NullString] optional DOMString sessionId);
-[RuntimeEnabled=PrefixedEncryptedMedia, RaisesException] void webkitCancelKeyRequest([TreatNullAs=NullString, TreatUndefinedAs=NullString] DOMString keySystem, [Default=NullString] optional DOMString sessionId);
+    // FIXME: add DeprecateAs=PrefixedMediaGenerateKeyRequest when MediaKeys is ready.
+    [RuntimeEnabled=PrefixedEncryptedMedia, RaisesException] void webkitGenerateKeyRequest([TreatNullAs=NullString, TreatUndefinedAs=NullString] DOMString keySystem, optional Uint8Array initData);
+    [RuntimeEnabled=PrefixedEncryptedMedia, RaisesException] void webkitAddKey([TreatNullAs=NullString, TreatUndefinedAs=NullString] DOMString keySystem, Uint8Array key, optional Uint8Array initData, [Default=NullString] optional DOMString sessionId);
+    [RuntimeEnabled=PrefixedEncryptedMedia, RaisesException] void webkitCancelKeyRequest([TreatNullAs=NullString, TreatUndefinedAs=NullString] DOMString keySystem, [Default=NullString] optional DOMString sessionId);
 
-[RuntimeEnabled=PrefixedEncryptedMedia] attribute EventHandler onwebkitkeyadded;
-[RuntimeEnabled=PrefixedEncryptedMedia] attribute EventHandler onwebkitkeyerror;
-[RuntimeEnabled=PrefixedEncryptedMedia] attribute EventHandler onwebkitkeymessage;
-[RuntimeEnabled=PrefixedEncryptedMedia] attribute EventHandler onwebkitneedkey;
+    [RuntimeEnabled=PrefixedEncryptedMedia] attribute EventHandler onwebkitkeyadded;
+    [RuntimeEnabled=PrefixedEncryptedMedia] attribute EventHandler onwebkitkeyerror;
+    [RuntimeEnabled=PrefixedEncryptedMedia] attribute EventHandler onwebkitkeymessage;
+    [RuntimeEnabled=PrefixedEncryptedMedia] attribute EventHandler onwebkitneedkey;
 
-[RuntimeEnabled=EncryptedMedia, Conditional=ENCRYPTED_MEDIA_V2] attribute MediaKeys mediaKeys;
+    [RuntimeEnabled=EncryptedMedia, Conditional=ENCRYPTED_MEDIA_V2] attribute MediaKeys mediaKeys;
 };