EME: Specify the correct size for PSSH boxes in tests

third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-utils.js

 var consoleDiv = null;
 
 function consoleWrite(text)
 {
     if (!consoleDiv && document.body) {
         consoleDiv = document.createElement('div');
         document.body.appendChild(consoleDiv);
     }
     var span = document.createElement('span');
     span.appendChild(document.createTextNode(text));
@@ skipping 14 matching lines @@
 {
   if (initDataType == 'webm') {
       return new Uint8Array([
           0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
           0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F
       ]);
   }
 
   if (initDataType == 'cenc') {
       return new Uint8Array([
-          0x00, 0x00, 0x00, 0x00,                          // size = 0
+          0x00, 0x00, 0x00, 0x34,                          // size = 52
           0x70, 0x73, 0x73, 0x68,                          // 'pssh'
           0x01,                                            // version = 1
           0x00, 0x00, 0x00,                                // flags
           0x10, 0x77, 0xEF, 0xEC, 0xC0, 0xB2, 0x4D, 0x02,  // Common SystemID
           0xAC, 0xE3, 0x3C, 0x1E, 0x52, 0xE2, 0xFB, 0x4B,
           0x00, 0x00, 0x00, 0x01,                          // key count
           0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,  // key
           0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
           0x00, 0x00, 0x00, 0x00                           // datasize
      ]);
@@ skipping 276 matching lines @@
     video.play();
     return new Promise(function(resolve) {
         video.addEventListener('timeupdate', function listener(event) {
             if (event.target.currentTime < duration)
                 return;
             video.removeEventListener('timeupdate', listener);
             resolve('success');
         });
     });
 }