Replace WaitableEvents and ConditionalVariables in VideoRendererBase tests with MessageLoop.


Review URL: https://chromiumcodereview.appspot.com/11316293

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@171438 0039d316-1c4b-4281-b951-d872f2087c98

diff --git a/media/filters/decrypting_audio_decoder_unittest.cc b/media/filters/decrypting_audio_decoder_unittest.cc
index b4c2a7b..a6a897f 100644
--- a/media/filters/decrypting_audio_decoder_unittest.cc
+++ b/media/filters/decrypting_audio_decoder_unittest.cc

@@ -13,8 +13,8 @@
 #include "media/base/decoder_buffer.h"
 #include "media/base/decrypt_config.h"
 #include "media/base/gmock_callback_support.h"
-#include "media/base/mock_callback.h"
 #include "media/base/mock_filters.h"
+#include "media/base/test_helpers.h"
 #include "media/filters/decrypting_audio_decoder.h"
 #include "testing/gmock/include/gmock/gmock.h"