EME: Fix nits for encrypted media layout 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 73 matching lines @@
     return [ {
         initDataTypes: [ initDataType ],
         audioCapabilities: getPossibleAudioCapabilities()
     } ];
 }
 
 // Returns a MediaKeySystemConfiguration for |mediaFile| that specifies
 // both audio and video capabilities for the specified file..
 function getConfigurationForFile(mediaFile)
 {
-    if (mediaFile.toLowerCase().endsWith('webm')) {
+    if (mediaFile.toLowerCase().endsWith('.webm')) {
         return [ {
             initDataTypes: [ 'webm' ],
             audioCapabilities: [ { contentType: 'audio/webm; codecs="opus"' } ],
             videoCapabilities: [ { contentType: 'video/webm; codecs="vp8"' } ]
         } ];
     }
 
     // NOTE: Supporting other mediaFormats is not currently implemented as
     // Chromium only tests with WebM files.
     throw 'mediaFile ' + mediaFile + ' not supported.';
@@ skipping 182 matching lines @@
     // Decode the first element of 'kids'.
     assert_equals(1, json.kids.length);
     var decoded_key = base64urlDecode(json.kids[0]);
     // Convert to an Uint8Array and return it.
     return stringToUint8Array(decoded_key);
 }
 
 // Create a MediaKeys object for Clear Key with 1 session. KeyId and key
 // required for the video are already known and provided. Returns a promise
 // that resolves to the MediaKeys object created.
-function createMediaKeys(keyId, key)
+function createClearKeyMediaKeysAndInitializeWithOneKey(keyId, key)
 {
     var mediaKeys;
     var mediaKeySession;
     var request = stringToUint8Array(createKeyIDs(keyId));
     var jwkSet = stringToUint8Array(createJWKSet(createJWK(keyId, key)));
 
     return navigator.requestMediaKeySystemAccess('org.w3.clearkey', getSimpleConfigurationForInitDataType('keyids')).then(function(access) {
         return access.createMediaKeys();
     }).then(function(result) {
         mediaKeys = result;
@@ skipping 14 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');
         });
     });
 }