Revert r95841 due to failing media_unittests on linux_shared bot.

content/browser/speech/speech_recognizer_unittest.cc

 // Copyright (c) 2011 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 <vector>
 
 #include "content/browser/browser_thread.h"
 #include "content/browser/speech/speech_recognizer.h"
 #include "content/test/test_url_fetcher_factory.h"
 #include "media/audio/test_audio_input_controller_factory.h"
@@ skipping 57 matching lines @@
     error_ = error;
   }
 
   virtual void SetInputVolume(int caller_id, float volume, float noise_volume) {
     volume_ = volume;
     noise_volume_ = noise_volume;
   }
 
   // testing::Test methods.
   virtual void SetUp() {
-    AudioInputController::set_factory_for_testing(
-        &audio_input_controller_factory_);
+    AudioInputController::set_factory(&audio_input_controller_factory_);
   }
 
   virtual void TearDown() {
-    AudioInputController::set_factory_for_testing(NULL);
+    AudioInputController::set_factory(NULL);
   }
 
   void FillPacketWithTestWaveform() {
     // Fill the input with a simple pattern, a 125Hz sawtooth waveform.
     for (size_t i = 0; i < audio_packet_.size(); ++i)
       audio_packet_[i] = static_cast<uint8>(i);
   }
 
   void FillPacketWithNoise() {
     int value = 0;
@@ skipping 296 matching lines @@
   EXPECT_FLOAT_EQ(0.89926866f, volume_);
   EXPECT_FLOAT_EQ(0.75071919f, noise_volume_);
 
   EXPECT_EQ(SpeechRecognizer::RECOGNIZER_NO_ERROR, error_);
   EXPECT_FALSE(recording_complete_);
   EXPECT_FALSE(recognition_complete_);
   recognizer_->CancelRecognition();
 }
 
 }  // namespace speech_input