Bug 1238840: Increment the requestLongerTimeout() arg for mochitest test_value_storage.html, to avoid spurious timeouts on Android debug test-runs. (test-only, no review)

layout/style/test/test_value_storage.html

@@ -323,7 +323,7 @@ function runTest() {
 }
 
 SimpleTest.waitForExplicitFinish();
-SimpleTest.requestLongerTimeout(5);
+SimpleTest.requestLongerTimeout(6);
 
 SpecialPowers.pushPrefEnv({ set: [["layout.css.variables.enabled", true]] },
                           runTest);