Revert 190475 "Merge 189983 "Add speaker on/off control on Andro..."

media/base/android/java/src/org/chromium/media/AudioManagerAndroid.java

Index: media/base/android/java/src/org/chromium/media/AudioManagerAndroid.java
===================================================================
--- media/base/android/java/src/org/chromium/media/AudioManagerAndroid.java	(revision 191282)
+++ media/base/android/java/src/org/chromium/media/AudioManagerAndroid.java	(working copy)
@@ -4,10 +4,7 @@
 
 package org.chromium.media;
 
-import android.content.BroadcastReceiver;
 import android.content.Context;
-import android.content.Intent;
-import android.content.IntentFilter;
 import android.media.AudioManager;
 
 import org.chromium.base.CalledByNative;
@@ -15,54 +12,12 @@
 
 @JNINamespace("media")
 class AudioManagerAndroid {
-    private static final String TAG = AudioManagerAndroid.class.getSimpleName();
-
-    private final AudioManager mAudioManager;
-    private final Context mContext;
-
-    private BroadcastReceiver mReceiver;
-    private boolean mOriginalSpeakerStatus;
-
     @CalledByNative
-    public void setMode(int mode) {
-        mAudioManager.setMode(mode);
-    }
-
-    @CalledByNative
-    private static AudioManagerAndroid createAudioManagerAndroid(Context context) {
-        return new AudioManagerAndroid(context);
-    }
-
-    private AudioManagerAndroid(Context context) {
-        mContext = context;
-        mAudioManager = (AudioManager)mContext.getSystemService(Context.AUDIO_SERVICE);
-    }
-
-    @CalledByNative
-    public void registerHeadsetReceiver() {
-        if (mReceiver != null) {
-            return;
+    public static void setMode(Context context, int mode) {
+        AudioManager audioManager =
+                (AudioManager)context.getSystemService(Context.AUDIO_SERVICE);
+        if (null != audioManager) {
+            audioManager.setMode(mode);
         }
-
-        mOriginalSpeakerStatus = mAudioManager.isSpeakerphoneOn();
-        IntentFilter filter = new IntentFilter(Intent.ACTION_HEADSET_PLUG);
-
-        mReceiver = new BroadcastReceiver() {
-            @Override
-            public void onReceive(Context context, Intent intent) {
-                if (Intent.ACTION_HEADSET_PLUG.equals(intent.getAction())) {
-                    mAudioManager.setSpeakerphoneOn(
-                            intent.getIntExtra("state", 0) == 0);
-                }
-            }
-        };
-        mContext.registerReceiver(mReceiver, filter);
     }
-
-    @CalledByNative
-    public void unregisterHeadsetReceiver() {
-        mContext.unregisterReceiver(mReceiver);
-        mReceiver = null;
-        mAudioManager.setSpeakerphoneOn(mOriginalSpeakerStatus);
-    }
 }