Bug 1433190 - Disable FileAPI url tests on OSX for instability, a=testonly

MozReview-Commit-ID: 2ZTKDYqYuOX

testing/web-platform/meta/FileAPI/url/sandboxed-iframe.html.ini

@@ -1,4 +1,6 @@
 [sandboxed-iframe.html]
+  disabled:
+    if (os == "mac"): https://bugzilla.mozilla.org/show_bug.cgi?id=1433190
   [Blob URL parses correctly]
     expected:
       if not debug and stylo and e10s and (os == "mac") and (version == "OS X 10.10.5") and (processor == "x86_64") and (bits == 64): FAIL

testing/web-platform/meta/FileAPI/url/url-format.any.js.ini

@@ -1,6 +1,11 @@
 [url-format.any.html]
+  disabled:
+    if (os == "mac"): https://bugzilla.mozilla.org/show_bug.cgi?id=1433190
   [Blob URL parses correctly]
     expected:
       if not debug and stylo and e10s and (os == "mac") and (version == "OS X 10.10.5") and (processor == "x86_64") and (bits == 64): FAIL
       if debug and stylo and e10s and (os == "mac") and (version == "OS X 10.10.5") and (processor == "x86_64") and (bits == 64): FAIL
 
+[url-format.any.worker.html]
+  disabled:
+    if (os == "mac"): https://bugzilla.mozilla.org/show_bug.cgi?id=1433190