diff --git a/src/com/android/server/telecom/Call.java b/src/com/android/server/telecom/Call.java
index 59cbdae..056db28 100644
--- a/src/com/android/server/telecom/Call.java
+++ b/src/com/android/server/telecom/Call.java
@@ -37,7 +37,6 @@
 import android.os.ParcelFileDescriptor;
 import android.os.RemoteException;
 import android.os.SystemClock;
-import android.os.Trace;
 import android.os.UserHandle;
 import android.provider.CallLog;
 import android.provider.ContactsContract.Contacts;
@@ -3858,7 +3857,6 @@
      * @param callerInfo The new caller information to set.
      */
     private void setCallerInfo(Uri handle, CallerInfo callerInfo) {
-        Trace.beginSection("setCallerInfo");
         if (callerInfo == null) {
             Log.i(this, "CallerInfo lookup returned null, skipping update");
             return;
@@ -3882,8 +3880,6 @@
                 l.onCallerInfoChanged(this);
             }
         }
-
-        Trace.endSection();
     }
 
     public CallerInfo getCallerInfo() {
diff --git a/src/com/android/server/telecom/CallAudioModeStateMachine.java b/src/com/android/server/telecom/CallAudioModeStateMachine.java
index cd1d6a3..fb196f2 100644
--- a/src/com/android/server/telecom/CallAudioModeStateMachine.java
+++ b/src/com/android/server/telecom/CallAudioModeStateMachine.java
@@ -21,7 +21,6 @@
 import android.media.AudioManager;
 import android.os.Looper;
 import android.os.Message;
-import android.os.Trace;
 import android.telecom.Log;
 import android.telecom.Logging.Runnable;
 import android.telecom.Logging.Session;
@@ -461,40 +460,35 @@
         private boolean mHasFocus = false;
 
         private void tryStartRinging() {
-            Trace.traceBegin(Trace.TRACE_TAG_AUDIO, "CallAudioMode.tryStartRinging");
-            try {
-                if (mHasFocus && mCallAudioManager.isRingtonePlaying()) {
-                    Log.i(LOG_TAG,
-                        "RingingFocusState#tryStartRinging -- audio focus previously"
-                            + " acquired and ringtone already playing -- skipping.");
-                    return;
-                }
+            if (mHasFocus && mCallAudioManager.isRingtonePlaying()) {
+                Log.i(LOG_TAG,
+                    "RingingFocusState#tryStartRinging -- audio focus previously"
+                        + " acquired and ringtone already playing -- skipping.");
+                return;
+            }
 
-                if (mCallAudioManager.startRinging()) {
-                    if (mFeatureFlags.telecomResolveHiddenDependencies()) {
-                        mCurrentAudioFocusRequest = RING_AUDIO_FOCUS_REQUEST;
-                        Log.i(this, "tryStartRinging: AudioManager#requestAudioFocus(RING)");
-                        mAudioManager.requestAudioFocus(RING_AUDIO_FOCUS_REQUEST);
-                    } else {
-                        mAudioManager.requestAudioFocusForCall(
-                                AudioManager.STREAM_RING, AudioManager.AUDIOFOCUS_GAIN_TRANSIENT);
-                    }
-                    // Do not set MODE_RINGTONE if we were previously in the CALL_SCREENING mode --
-                    // this trips up the audio system.
-                    if (mAudioManager.getMode() != AudioManager.MODE_CALL_SCREENING) {
-                        Log.i(this, "enter: AudioManager#setMode(MODE_RINGTONE)");
-                        mAudioManager.setMode(AudioManager.MODE_RINGTONE);
-                        mLocalLog.log("Mode MODE_RINGTONE");
-                    }
-                    mCallAudioManager.setCallAudioRouteFocusState(
-                        CallAudioRouteStateMachine.RINGING_FOCUS);
-                    mHasFocus = true;
+            if (mCallAudioManager.startRinging()) {
+                if (mFeatureFlags.telecomResolveHiddenDependencies()) {
+                    mCurrentAudioFocusRequest = RING_AUDIO_FOCUS_REQUEST;
+                    Log.i(this, "tryStartRinging: AudioManager#requestAudioFocus(RING)");
+                    mAudioManager.requestAudioFocus(RING_AUDIO_FOCUS_REQUEST);
                 } else {
-                    Log.i(
-                        LOG_TAG, "RINGING state, try start ringing but not acquiring audio focus");
+                    mAudioManager.requestAudioFocusForCall(
+                            AudioManager.STREAM_RING, AudioManager.AUDIOFOCUS_GAIN_TRANSIENT);
                 }
-            } finally {
-                Trace.traceEnd(Trace.TRACE_TAG_AUDIO);
+                // Do not set MODE_RINGTONE if we were previously in the CALL_SCREENING mode --
+                // this trips up the audio system.
+                if (mAudioManager.getMode() != AudioManager.MODE_CALL_SCREENING) {
+                    Log.i(this, "enter: AudioManager#setMode(MODE_RINGTONE)");
+                    mAudioManager.setMode(AudioManager.MODE_RINGTONE);
+                    mLocalLog.log("Mode MODE_RINGTONE");
+                }
+                mCallAudioManager.setCallAudioRouteFocusState(
+                    CallAudioRouteStateMachine.RINGING_FOCUS);
+                mHasFocus = true;
+            } else {
+                Log.i(
+                    LOG_TAG, "RINGING state, try start ringing but not acquiring audio focus");
             }
         }
 
diff --git a/src/com/android/server/telecom/CallIntentProcessor.java b/src/com/android/server/telecom/CallIntentProcessor.java
index 8e1f754..c77b9ff 100644
--- a/src/com/android/server/telecom/CallIntentProcessor.java
+++ b/src/com/android/server/telecom/CallIntentProcessor.java
@@ -14,7 +14,6 @@
 import android.net.Uri;
 import android.os.Bundle;
 import android.os.Looper;
-import android.os.Trace;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.telecom.DefaultDialerManager;
@@ -95,14 +94,12 @@
         final boolean isUnknownCall = intent.getBooleanExtra(KEY_IS_UNKNOWN_CALL, false);
         Log.i(this, "onReceive - isUnknownCall: %s", isUnknownCall);
 
-        Trace.beginSection("processNewCallCallIntent");
         if (isUnknownCall) {
             processUnknownCallIntent(mCallsManager, intent);
         } else {
             processOutgoingCallIntent(mContext, mCallsManager, intent, callingPackage,
                     mDefaultDialerCache, mFeatureFlags);
         }
-        Trace.endSection();
     }
 
 
diff --git a/src/com/android/server/telecom/CallsManager.java b/src/com/android/server/telecom/CallsManager.java
index 600f847..3f3940d 100644
--- a/src/com/android/server/telecom/CallsManager.java
+++ b/src/com/android/server/telecom/CallsManager.java
@@ -75,7 +75,6 @@
 import android.os.SystemClock;
 import android.os.SystemProperties;
 import android.os.SystemVibrator;
-import android.os.Trace;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.provider.BlockedNumberContract;
@@ -4621,7 +4620,6 @@
             Log.i(this, "addCall(%s) is already added");
             return;
         }
-        Trace.beginSection("addCall");
         Log.i(this, "addCall(%s)", call);
         call.addListener(this);
         mCalls.add(call);
@@ -4638,20 +4636,12 @@
         updateExternalCallCanPullSupport();
         // onCallAdded for calls which immediately take the foreground (like the first call).
         for (CallsManagerListener listener : mListeners) {
-            if (LogUtils.SYSTRACE_DEBUG) {
-                Trace.beginSection(listener.getClass().toString() + " addCall");
-            }
             listener.onCallAdded(call);
-            if (LogUtils.SYSTRACE_DEBUG) {
-                Trace.endSection();
-            }
         }
-        Trace.endSection();
     }
 
     @VisibleForTesting
     public void removeCall(Call call) {
-        Trace.beginSection("removeCall");
         Log.v(this, "removeCall(%s)", call);
 
         if (call.isTransactionalCall() && call.getTransactionServiceWrapper() != null) {
@@ -4678,16 +4668,9 @@
             updateCanAddCall();
             updateHasActiveRttCall();
             for (CallsManagerListener listener : mListeners) {
-                if (LogUtils.SYSTRACE_DEBUG) {
-                    Trace.beginSection(listener.getClass().toString() + " onCallRemoved");
-                }
                 listener.onCallRemoved(call);
-                if (LogUtils.SYSTRACE_DEBUG) {
-                    Trace.endSection();
-                }
             }
         }
-        Trace.endSection();
     }
 
     private void updateHasActiveRttCall() {
@@ -4750,13 +4733,8 @@
                 call.getAnalytics().setMissedReason(call.getMissedReason());
 
                 maybeShowErrorDialogOnDisconnect(call);
-
-                Trace.beginSection("onCallStateChanged");
-
                 maybeHandleHandover(call, newState);
                 notifyCallStateChanged(call, oldState, newState);
-
-                Trace.endSection();
             } else {
                 Log.i(this, "failed in setting the state to new state");
             }
@@ -4769,14 +4747,7 @@
             updateCanAddCall();
             updateHasActiveRttCall();
             for (CallsManagerListener listener : mListeners) {
-                if (LogUtils.SYSTRACE_DEBUG) {
-                    Trace.beginSection(listener.getClass().toString() +
-                            " onCallStateChanged");
-                }
                 listener.onCallStateChanged(call, oldState, newState);
-                if (LogUtils.SYSTRACE_DEBUG) {
-                    Trace.endSection();
-                }
             }
         }
     }
@@ -4901,13 +4872,7 @@
         if (newCanAddCall != mCanAddCall) {
             mCanAddCall = newCanAddCall;
             for (CallsManagerListener listener : mListeners) {
-                if (LogUtils.SYSTRACE_DEBUG) {
-                    Trace.beginSection(listener.getClass().toString() + " updateCanAddCall");
-                }
                 listener.onCanAddCallChanged(mCanAddCall);
-                if (LogUtils.SYSTRACE_DEBUG) {
-                    Trace.endSection();
-                }
             }
         }
     }
diff --git a/src/com/android/server/telecom/InCallController.java b/src/com/android/server/telecom/InCallController.java
index 6164638..0f62f87 100644
--- a/src/com/android/server/telecom/InCallController.java
+++ b/src/com/android/server/telecom/InCallController.java
@@ -45,7 +45,6 @@
 import android.os.Looper;
 import android.os.PackageTagsList;
 import android.os.RemoteException;
-import android.os.Trace;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.telecom.CallAudioState;
@@ -2573,7 +2572,6 @@
             Log.e(this, e, "Failed to set the in-call adapter.");
             mAnomalyReporter.reportAnomaly(SET_IN_CALL_ADAPTER_ERROR_UUID,
                     SET_IN_CALL_ADAPTER_ERROR_MSG);
-            Trace.endSection();
             return false;
         }
 
diff --git a/src/com/android/server/telecom/NewOutgoingCallIntentBroadcaster.java b/src/com/android/server/telecom/NewOutgoingCallIntentBroadcaster.java
index c24ac97..fce3f1a 100644
--- a/src/com/android/server/telecom/NewOutgoingCallIntentBroadcaster.java
+++ b/src/com/android/server/telecom/NewOutgoingCallIntentBroadcaster.java
@@ -25,7 +25,6 @@
 import android.content.Intent;
 import android.net.Uri;
 import android.os.Bundle;
-import android.os.Trace;
 import android.os.UserHandle;
 import android.telecom.GatewayInfo;
 import android.telecom.Log;
@@ -126,7 +125,6 @@
         public void onReceive(Context context, Intent intent) {
             try {
                 Log.startSession("NOCBIR.oR");
-                Trace.beginSection("onReceiveNewOutgoingCallBroadcast");
                 synchronized (mLock) {
                     Log.v(this, "onReceive: %s", intent);
 
@@ -194,7 +192,6 @@
                                     VideoProfile.STATE_AUDIO_ONLY));
                 }
             } finally {
-                Trace.endSection();
                 Log.endSession();
             }
         }