Bug 485288 - Ensure video context menu doesn't show when video's source children don't contain a resource. r=dolske a=blocking2.0

browser/base/content/nsContextMenu.js

@@ -404,7 +404,8 @@ nsContextMenu.prototype = {
     this.showItem("context-video-fullscreen", this.onVideo);
     // Disable them when there isn't a valid media source loaded.
     if (onMedia) {
-      var hasError = (this.target.error != null);
+      var hasError = this.target.error != null ||
+                     this.target.networkState == this.target.NETWORK_NO_SOURCE;
       this.setItemAttr("context-media-play",  "disabled", hasError);
       this.setItemAttr("context-media-pause", "disabled", hasError);
       this.setItemAttr("context-media-mute",   "disabled", hasError);

content/media/test/test_audiowrite.html

@@ -60,7 +60,6 @@ function runTests() {
     writeArgsOK = true;
   }
   ok(writeArgsOK, "mozWriteAudio args test failed.");
-
   SimpleTest.finish();
 }