Convert audio-controls* and audio-delete* tests to testharness.js

third_party/WebKit/LayoutTests/media/media-controls.js

Index: third_party/WebKit/LayoutTests/media/media-controls.js
diff --git a/third_party/WebKit/LayoutTests/media/media-controls.js b/third_party/WebKit/LayoutTests/media/media-controls.js
index ca52cb1810f6a9f713b60e33785c0528525f3e11..b923623ff72fe17809c197bc339bbf72e5c5e7a2 100644
--- a/third_party/WebKit/LayoutTests/media/media-controls.js
+++ b/third_party/WebKit/LayoutTests/media/media-controls.js
@@ -99,6 +99,20 @@ function textTrackDisplayElement(parentElement, id, cueNumber)
     return displayElement;
 }
 
+function isClosedCaptionsButtonVisible(currentMediaElement)
+{
+    var captionsButtonElement = mediaControlsButton(currentMediaElement, "toggle-closed-captions-button");
+    var captionsButtonCoordinates = mediaControlsButtonCoordinates(currentMediaElement, "toggle-closed-captions-button");
+
+    if (!captionsButtonElement.disabled
+        && captionsButtonCoordinates[0] > 0
+        && captionsButtonCoordinates[1] > 0) {
+        return true;
+    }
+
+    return false;
+}
+
 function testClosedCaptionsButtonVisibility(expected)
 {
     try {