Revert "Fix a ton of compiler warnings."

media/audio/linux/alsa_output_unittest.cc

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/logging.h"
 #include "media/audio/linux/alsa_output.h"
 #include "media/audio/linux/alsa_wrapper.h"
 #include "media/audio/linux/audio_manager_linux.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 197 matching lines @@
   EXPECT_TRUE(test_stream_->packet_.get());
   EXPECT_FALSE(test_stream_->stop_stream_);
 
   // Now close it and test that everything was released.
   EXPECT_CALL(mock_alsa_wrapper_, PcmClose(kFakeHandle))
       .WillOnce(Return(0));
   EXPECT_CALL(mock_manager_, ReleaseStream(test_stream_.get()));
   test_stream_->Close();
   message_loop_.RunAllPending();
 
-  EXPECT_TRUE(NULL == test_stream_->playback_handle_);
+  EXPECT_EQ(NULL, test_stream_->playback_handle_);
   EXPECT_FALSE(test_stream_->packet_.get());
   EXPECT_TRUE(test_stream_->stop_stream_);
 }
 
 TEST_F(AlsaPcmOutputStreamTest, PcmOpenFailed) {
   EXPECT_CALL(mock_alsa_wrapper_, PcmOpen(_, _, _, _))
       .WillOnce(Return(kTestFailedErrno));
   EXPECT_CALL(mock_alsa_wrapper_, StrError(kTestFailedErrno))
       .WillOnce(Return(kDummyMessage));
 
@@ skipping 181 matching lines @@
 
   test_stream_->stop_stream_ = true;
   test_stream_->ScheduleNextWrite(&packet_);
 
   // TODO(ajwong): Find a way to test whether or not another task has been
   // posted so we can verify that the Alsa code will indeed break the task
   // posting loop.
 
   test_stream_->shared_data_.TransitionTo(AlsaPcmOutputStream::kIsClosed);
 }