diff --git a/content/html/content/test/test_fullscreen-api.html b/content/html/content/test/test_fullscreen-api.html
index b2da7e7af5b2..da90b2d61367 100644
--- a/content/html/content/test/test_fullscreen-api.html
+++ b/content/html/content/test/test_fullscreen-api.html
@@ -21,12 +21,6 @@
 <pre id="test">
 <script type="application/javascript">
 
-if (navigator.platform.startsWith("Win")) {
-  SimpleTest.expectAssertions(0, 1); // bug 845552
-} else {
-  SimpleTest.expectAssertions(1); // bug 845552
-}
-
 /** Tests for Bug 545812 **/
 
 // Ensure the full-screen api is enabled, and will be disabled on test exit.
diff --git a/dom/tests/mochitest/pointerlock/test_pointerlock-api.html b/dom/tests/mochitest/pointerlock/test_pointerlock-api.html
index 35ee7a7525b0..2b8f1fd277be 100644
--- a/dom/tests/mochitest/pointerlock/test_pointerlock-api.html
+++ b/dom/tests/mochitest/pointerlock/test_pointerlock-api.html
@@ -18,10 +18,6 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=633602
     <pre id="test">
       <script type="application/javascript">
 
-        if (!navigator.platform.startsWith("Linux")) {
-          SimpleTest.expectAssertions(0, 1); // bug 845552
-        }
-
         /**
          * Pointer Lock tests for bug 633602.  These depend on the fullscreen api
          * which doesn't work when run in the mochitests' iframe, since the