Disable WebrtcBrowserTest.CallWithDataAndLaterAddMedia everywhere, also fails on Windows

content/browser/media/webrtc_browsertest.cc

Index: content/browser/media/webrtc_browsertest.cc
diff --git a/content/browser/media/webrtc_browsertest.cc b/content/browser/media/webrtc_browsertest.cc
index cd227dd4b51d89324fef255fe75e8226fa6bac27..2690d9ed40eb161b91928470cc2b11fb038a8cc4 100644
--- a/content/browser/media/webrtc_browsertest.cc
+++ b/content/browser/media/webrtc_browsertest.cc
@@ -114,13 +114,9 @@ IN_PROC_BROWSER_TEST_F(WebrtcBrowserTest, CallWithDataAndMedia) {
 
 // This test will make a PeerConnection-based call and test an unreliable text
 // dataChannel and later add an audio and video track.
-#if defined(OS_LINUX)
-// Flaky on Linux. http://crbug.com/175683
-#define MAYBE_CallWithDataAndLaterAddMedia DISABLED_CallWithDataAndLaterAddMedia
-#else
-#define MAYBE_CallWithDataAndLaterAddMedia CallWithDataAndLaterAddMedia
-#endif
-IN_PROC_BROWSER_TEST_F(WebrtcBrowserTest, MAYBE_CallWithDataAndLaterAddMedia) {
+// Flaky. http://crbug.com/175683
+IN_PROC_BROWSER_TEST_F(WebrtcBrowserTest,
+                       DISABLED_CallWithDataAndLaterAddMedia) {
   GURL url(test_server()->GetURL("files/media/peerconnection-call.html"));
   NavigateToURL(shell(), url);