Revert of Temporarily disabling AppRTC test on windows.

chrome/browser/media/chrome_webrtc_apprtc_browsertest.cc

Index: chrome/browser/media/chrome_webrtc_apprtc_browsertest.cc
diff --git a/chrome/browser/media/chrome_webrtc_apprtc_browsertest.cc b/chrome/browser/media/chrome_webrtc_apprtc_browsertest.cc
index a8078d982b57b90e634346c64ed234e6522ab0bc..cae9ef8d053b718490cd7344a78052f70fc648b1 100644
--- a/chrome/browser/media/chrome_webrtc_apprtc_browsertest.cc
+++ b/chrome/browser/media/chrome_webrtc_apprtc_browsertest.cc
@@ -226,14 +226,7 @@
   base::Process collider_server_;
 };
 
-#if defined(OS_WIN)
-// Disabled due to https://github.com/webrtc/apprtc/issues/48.
-#define MAYBE_MANUAL_WorksOnApprtc DISABLED_MANUAL_WorksOnApprtc
-#else
-#define MAYBE_MANUAL_WorksOnApprtc MANUAL_WorksOnApprtc
-#endif
-
-IN_PROC_BROWSER_TEST_F(WebRtcApprtcBrowserTest, MAYBE_MANUAL_WorksOnApprtc) {
+IN_PROC_BROWSER_TEST_F(WebRtcApprtcBrowserTest, MANUAL_WorksOnApprtc) {
   // Disabled on Win XP: http://code.google.com/p/webrtc/issues/detail?id=2703.
   if (OnWinXp())
     return;