Remove dead code in checkForRingerModeChange

If mIsSingleVolume is true the checkForRingerModeChange will exit early
returning FLAG_ADJUST_VOLUME. Removed all if statements that cannot
evaluate to true because of mIsSingleVolume.

Test: manual check
Bug: 330414704
Change-Id: Icfc6b317397248fb25deda227a1d565b112bb631

1 files changed, 3 insertions, 18 deletions

diff --git a/services/core/java/com/android/server/audio/AudioService.java b/services/core/java/com/android/server/audio/AudioService.java
index de000bf64c38..53c0f58d0067 100644
--- a/services/core/java/com/android/server/audio/AudioService.java
+++ b/services/core/java/com/android/server/audio/AudioService.java
@@ -6854,15 +6854,6 @@ public class AudioService extends IAudioService.Stub
                         ringerMode = RINGER_MODE_SILENT;
                     }
                 }
-            } else if (mIsSingleVolume && (direction == AudioManager.ADJUST_TOGGLE_MUTE
-                    || direction == AudioManager.ADJUST_MUTE)) {
-                if (mHasVibrator) {
-                    ringerMode = RINGER_MODE_VIBRATE;
-                } else {
-                    ringerMode = RINGER_MODE_SILENT;
-                }
-                // Setting the ringer mode will toggle mute
-                result &= ~FLAG_ADJUST_VOLUME;
             }
             break;
         case RINGER_MODE_VIBRATE:
@@ -6871,11 +6862,8 @@ public class AudioService extends IAudioService.Stub
                         "but no vibrator is present");
                 break;
             }
-            if ((direction == AudioManager.ADJUST_LOWER)) {
-                // This is the case we were muted with the volume turned up
-                if (mIsSingleVolume && oldIndex >= 2 * step && isMuted) {
-                    ringerMode = RINGER_MODE_NORMAL;
-                } else if (mPrevVolDirection != AudioManager.ADJUST_LOWER) {
+            if (direction == AudioManager.ADJUST_LOWER) {
+                if (mPrevVolDirection != AudioManager.ADJUST_LOWER) {
                     if (mVolumePolicy.volumeDownToEnterSilent) {
                         final long diff = SystemClock.uptimeMillis()
                                 - mLoweredFromNormalToVibrateTime;
@@ -6895,10 +6883,7 @@ public class AudioService extends IAudioService.Stub
             result &= ~FLAG_ADJUST_VOLUME;
             break;
         case RINGER_MODE_SILENT:
-            if (mIsSingleVolume && direction == AudioManager.ADJUST_LOWER && oldIndex >= 2 * step && isMuted) {
-                // This is the case we were muted with the volume turned up
-                ringerMode = RINGER_MODE_NORMAL;
-            } else if (direction == AudioManager.ADJUST_RAISE
+            if (direction == AudioManager.ADJUST_RAISE
                     || direction == AudioManager.ADJUST_TOGGLE_MUTE
                     || direction == AudioManager.ADJUST_UNMUTE) {
                 if (!mVolumePolicy.volumeUpToExitSilent) {