Bug 1081251 - register error handlers for all media elements in EME mochitests. r=cpearce

dom/media/test/eme.js

@@ -198,6 +198,9 @@ function SetupEME(test, token, params)
     }, false);
   });
 
+  // Finish the test when error is encountered.
+  v.onerror = bail(token + " got error event");
+
   var onSetKeysFail = (params && params.onSetKeysFail)
     ? params.onSetKeysFail
     : bail(token + " Failed to set MediaKeys on <video> element");

dom/media/test/test_eme_canvas_blocked.html

@@ -38,8 +38,6 @@ function startTest(test, token)
     manager.finished(token);
   });
 
-  v.addEventListener("error", bail(token + " got error event"));
-
   LoadTest(test, v, token);
 }
 

dom/media/test/test_eme_persistent_sessions.html

@@ -127,8 +127,6 @@ function startTest(test, token)
     }
   );
 
-  v.addEventListener("error", bail(token + " got error event"));
-
   LoadTest(test, v, token);
 }
 

dom/media/test/test_eme_playback.html

@@ -81,8 +81,6 @@ function startTest(test, token)
     manager.finished(token);
    });
 
-  v.addEventListener("error", bail(token + " got error event"));
-
   LoadTest(test, v, token).then(function(){v.play();}, bail(token + " failed to load"));
 }
 

dom/media/test/test_eme_stream_capture_blocked.html

@@ -28,7 +28,6 @@ function startTest(test, token)
   var v1 = SetupEME(test, case1token,  { onSetKeysFail: setKeysFailed });
   var context = new AudioContext();
   var node = context.createMediaElementSource(v1);
-  v1.addEventListener("error", bail(case1token + " got error event"));
   v1.addEventListener("loadeddata", function(ev) {
     ok(false, TimeStamp(case1token) + " should never reach loadeddata, as setMediaKeys should fail");
   });
@@ -39,7 +38,6 @@ function startTest(test, token)
   // Case 2. creating a MediaElementSource on a media element with a MediaKeys should fail.
   var case2token = token + "_case2";
   var v2 = SetupEME(test, case2token);
-  v2.addEventListener("error", bail(case2token + " got error event"));
   v2.addEventListener("loadeddata", function(ev) {
     ok(true, case2token + " should reach loadeddata");
     var threw = false;
@@ -59,7 +57,6 @@ function startTest(test, token)
   // Case 3. capturing a media element with mozCaptureStream that has a MediaKeys should fail.
   var case3token = token + "_case3";
   var v3 = SetupEME(test, case3token);
-  v3.addEventListener("error", bail(case3token + " got error event"));
   v3.addEventListener("loadeddata", function(ev) {
     ok(true, TimeStamp(case3token) + " should reach loadeddata");
     var threw = false;