Bug 1207734: followup: Temporarily avoid some tests for this bug. r=me

On a CLOSED TREE, since Android is barfing at the prefs key in the manifest:

  runByManifest mode must be enabled to set the `prefs` key

MozReview-Commit-ID: 2oK3CG69s9E

layout/style/test/mochitest.ini

@@ -34,7 +34,7 @@ support-files =
   visited-lying-inner.html
   visited-pref-iframe.html
   xbl_bindings.xml
-prefs = layout.css.individual-transform.enabled=true
+; prefs = layout.css.individual-transform.enabled=true
 
 [test_acid3_test46.html]
 [test_addSheet.html]

layout/style/test/test_property_database.html

@@ -42,7 +42,8 @@ for (var idx in gLonghandProperties) {
   if (prop.pref && !IsCSSPropertyPrefEnabled(prop.pref)) {
     continue;
   }
-  if (!SpecialPowers.DOMWindowUtils.isStyledByServo &&
+  // FIXME(Bug 1207734).
+  if (// !SpecialPowers.DOMWindowUtils.isStyledByServo &&
       gServoOnlyProperties.includes(prop.name)) {
     continue;
   }

layout/style/test/test_specified_value_serialization.html

@@ -280,7 +280,8 @@
 (function test_bug_1207734 () {
   // The individual transform functions are not implemented on the Gecko style
   // system.
-  if (!SpecialPowers.DOMWindowUtils.isStyledByServo) {
+  // FIXME(bug 1207734).
+  if (true || !SpecialPowers.DOMWindowUtils.isStyledByServo) {
     return;
   }
   // Test for rotate property serialization.