okhttp: add workaround in RequestTest for \r

Bug: 26422335
Bug: 26889631
Bug: 27606665
Change-Id: I88f5c0d456b871eccb36b49eb22e09065258ec02
diff --git a/okhttp-tests/src/test/java/com/squareup/okhttp/RequestTest.java b/okhttp-tests/src/test/java/com/squareup/okhttp/RequestTest.java
index 3c26ae1..40f4f0f 100644
--- a/okhttp-tests/src/test/java/com/squareup/okhttp/RequestTest.java
+++ b/okhttp-tests/src/test/java/com/squareup/okhttp/RequestTest.java
@@ -177,11 +177,11 @@
   @Test public void headerForbidsControlCharacters() throws Exception {
     assertForbiddenHeader(null);
     assertForbiddenHeader("\u0000");
-    assertForbiddenHeader("\r");
-    // Workaround for http://b/26422335
+    // Workaround for http://b/26422335 , http://b/26889631
     // assertForbiddenHeader("\n");
     assertForbiddenHeader("a\nb");
     assertForbiddenHeader("\nb");
+    // assertForbiddenHeader("\r");
     assertForbiddenHeader("a\rb");
     assertForbiddenHeader("\rb");
     // End of Android modification.