Re-enable rampup_tests.cc for Android.

BUG=3770
R=pbos@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/27499004

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@7180 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/video/rampup_tests.cc b/video/rampup_tests.cc
index ea57666..e1dd95a 100644
--- a/video/rampup_tests.cc
+++ b/video/rampup_tests.cc
@@ -18,9 +18,6 @@
 #include "webrtc/test/testsupport/perf_test.h"
 #include "webrtc/video/rampup_tests.h"
 
-// Disabled on Android since all tests currently fail (webrtc:3770).
-#ifndef WEBRTC_ANDROID
-
 namespace webrtc {
 namespace {
 
@@ -510,5 +507,3 @@
 TEST_F(RampUpTest, UpDownUpThreeStreamsRtx) { RunRampUpDownUpTest(3, true); }
 
 }  // namespace webrtc
-
-#endif // !WEBRTC_ANDROID