Added several more HTML5 samples

src/site/samples/websockets/example/websocket_sample.dart.js

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 $.MT("Element",$.cv)
+$.VQ("AudioProcessingEvent|AutocompleteErrorEvent|BeforeLoadEvent|CSSFontFaceLoadEvent|CloseEvent|CustomEvent|DeviceMotionEvent|DeviceOrientationEvent|ErrorEvent|HashChangeEvent|IDBVersionChangeEvent|MIDIConnectionEvent|MediaKeyEvent|MediaKeyMessageEvent|MediaKeyNeededEvent|MediaStreamEvent|MediaStreamTrackEvent|MutationEvent|OfflineAudioCompletionEvent|OverflowEvent|PageTransitionEvent|PopStateEvent|ProgressEvent|RTCDTMFToneChangeEvent|RTCDataChannelEvent|RTCIceCandidateEvent|ResourceProgressEvent|SecurityPolicyViolationEvent|SpeechInputEvent|SpeechRecognitionError|SpeechRecognitionEvent|SpeechSynthesisEvent|StorageEvent|TrackEvent|TransitionEvent|WebGLContextEvent|WebKitAnimationEvent|WebKitTransitionEvent|XMLHttpRequestProgressEvent",$.ea)
+$.MT("Event",$.ea)
+$.VQ("WebSocket",$.D0)
 $.MT("EventTarget",$.D0)
 $.VQ("HTMLFormElement",$.Yu)
-$.VQ("HTMLInputElement",$.Mi)
-$.VQ("HTMLLIElement",$.wP)
-$.VQ("HTMLMeterElement",$.Qb)
+$.VQ("MessageEvent",$.cx)
+$.VQ("MIDIMessageEvent",$.Hw)
 $.VQ("Document|HTMLDocument",$.uH)
 $.MT("Node",$.uH)
-$.VQ("HTMLOptionElement",$.ax)
-$.VQ("HTMLOutputElement",$.wL)
-$.VQ("HTMLParamElement",$.HD)
-$.VQ("HTMLProgressElement",$.KR)
+$.VQ("HTMLObjectElement",$.G7)
 $.VQ("HTMLSelectElement",$.lp)
-$.VQ("Storage",$.As)
-$.VQ("HTMLTextAreaElement",$.AE)
+$.VQ("TextEvent",$.xV)
+$.VQ("DragEvent|FocusEvent|KeyboardEvent|MouseEvent|MouseScrollEvent|MouseWheelEvent|SVGZoomEvent|TouchEvent|WheelEvent",$.OR)
+$.MT("UIEvent",$.OR)
 $.VQ("DOMWindow|Window",$.K5)
-$.XJ("ArrayBufferView",$.AS,[$.xG,$.Vj])
+$.VQ("DataView",$.AS)
+$.XJ("ArrayBufferView",$.AS,[$.xG,$.Vj,$.VW,$.RK,$.DH,$.Tk,$.e3,$.ZK,$.Th,$.w6,$.KB,$.z9,$.Qm,$.W9,$.Rb,$.Si,$.u0,$.fb])
+$.VQ("Float32Array",$.oI)
+$.VQ("Float64Array",$.mJ)
+$.VQ("Int16Array",$.rF)
+$.VQ("Int32Array",$.X6)
+$.VQ("Int8Array",$.ZX)
+$.VQ("Uint16Array",$.HS)
+$.VQ("Uint32Array",$.Pz)
 $.VQ("CanvasPixelArray|Uint8ClampedArray",$.lM)
 $.MT("Uint8Array",$.n6)
 
 init.metadata=[];$=null
 I = I.$finishIsolateConstructor(I)
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 $.Gz(function(a){$.V3=a},"___dart_dispatch_record_ZxYxX_0_",$.iC.prototype)
 ;(function (callback) {
   if (typeof document === 'undefined') {
     callback(null);
@@ skipping 108 matching lines @@
 var s=function(b){}
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 var r=new Function(v)
 r.prototype=w
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 r.p=x
 r.makeConstantList=a.makeConstantList
 r.$finishClasses=a.$finishClasses
 return r}}
 })()