Remove prefixed EME.

media/test/data/eme_player_js/test_config.js

Index: media/test/data/eme_player_js/test_config.js
diff --git a/media/test/data/eme_player_js/test_config.js b/media/test/data/eme_player_js/test_config.js
index 7b3967008e2785a37b200d5bc6c2c020d5d442ab..07e8658ca36b3bc9624a8b45e77050d1aa849d57 100644
--- a/media/test/data/eme_player_js/test_config.js
+++ b/media/test/data/eme_player_js/test_config.js
@@ -10,7 +10,6 @@ function TestConfig() {
   this.mediaType = null;
   this.licenseServerURL = null;
   this.useMSE = false;
-  this.usePrefixedEME = false;
   this.runFPS = false;
   this.playTwice = false;
 }
@@ -27,26 +26,13 @@ TestConfig.prototype.loadQueryParams = function() {
   while (match = r.exec(window.location.search.substring(1)))
     this[decodeURI(match[1])] = decodeURI(match[2]);
   this.useMSE = this.useMSE == '1' || this.useMSE == 'true';
-  this.usePrefixedEME =
-      this.usePrefixedEME == '1' || this.usePrefixedEME == 'true';
   this.playTwice = this.playTwice == '1' || this.playTwice == 'true';
-
-  // Validate that the prefixed/unprefixed EME is available.
-  if (this.usePrefixedEME) {
-    if (EME_DISABLED_OPTIONS.indexOf(EME_PREFIXED_VERSION) >= 0)
-      Utils.failTest('Prefixed EME not available.')
-  } else {
-    if (EME_DISABLED_OPTIONS.indexOf(EME_UNPREFIXED_VERSION) >= 0)
-      Utils.failTest('Unprefixed EME not available.')
-  }
 };
 
 TestConfig.updateDocument = function() {
   this.loadQueryParams();
   Utils.addOptions(KEYSYSTEM_ELEMENT_ID, KEY_SYSTEMS);
   Utils.addOptions(MEDIA_TYPE_ELEMENT_ID, MEDIA_TYPES);
-  Utils.addOptions(USE_PREFIXED_EME_ID, EME_VERSIONS_OPTIONS,
-                   EME_DISABLED_OPTIONS);
 
   document.getElementById(MEDIA_FILE_ELEMENT_ID).value =
       this.mediaFile || DEFAULT_MEDIA_FILE;
@@ -59,8 +45,6 @@ TestConfig.updateDocument = function() {
   if (this.mediaType)
     Utils.ensureOptionInList(MEDIA_TYPE_ELEMENT_ID, this.mediaType);
   document.getElementById(USE_MSE_ELEMENT_ID).value = this.useMSE;
-  if (this.usePrefixedEME)
-    document.getElementById(USE_PREFIXED_EME_ID).value = EME_PREFIXED_VERSION;
   document.getElementById(USE_PLAY_TWICE_ELEMENT_ID).value = this.playTwice;
 };
 
@@ -70,8 +54,6 @@ TestConfig.init = function() {
   this.keySystem = document.getElementById(KEYSYSTEM_ELEMENT_ID).value;
   this.mediaType = document.getElementById(MEDIA_TYPE_ELEMENT_ID).value;
   this.useMSE = document.getElementById(USE_MSE_ELEMENT_ID).value == 'true';
-  this.usePrefixedEME = document.getElementById(USE_PREFIXED_EME_ID).value ==
-      EME_PREFIXED_VERSION;
   this.playTwice =
       document.getElementById(USE_PLAY_TWICE_ELEMENT_ID).value == 'true';
   this.licenseServerURL =