From 600a2b92c684b779db5bb7ee8f56f60d4cb197ac Mon Sep 17 00:00:00 2001
From: Peng Jiang <pengjiang@meta.com>
Date: Thu, 3 Oct 2024 08:42:49 -0700
Subject: [PATCH] remove not needed trace class and setup (#1021)

Summary:
Pull Request resolved: https://github.com/facebook/litho/pull/1021

we have removed the compose sample from the sample, but not remove the tracer part, so OSS not be abled to built, this will fix it.

Reviewed By: apowolny

Differential Revision: D63835512

fbshipit-source-id: c33f7cc82e5cd8433602960c51d6193d2837d26f
---
 .../facebook/samples/litho/ComposeTracer.kt   | 48 -------------------
 .../samples/litho/LithoSampleApplication.java |  1 -
 2 files changed, 49 deletions(-)
 delete mode 100644 sample/src/main/java/com/facebook/samples/litho/ComposeTracer.kt

diff --git a/sample/src/main/java/com/facebook/samples/litho/ComposeTracer.kt b/sample/src/main/java/com/facebook/samples/litho/ComposeTracer.kt
deleted file mode 100644
index b6c20719e0d..00000000000
--- a/sample/src/main/java/com/facebook/samples/litho/ComposeTracer.kt
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * Copyright (c) Meta Platforms, Inc. and affiliates.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.facebook.samples.litho
-
-import androidx.compose.runtime.Composer
-import androidx.compose.runtime.CompositionTracer
-import androidx.compose.runtime.InternalComposeTracingApi
-import com.facebook.litho.DefaultComponentsSystrace
-
-@OptIn(InternalComposeTracingApi::class)
-object ComposeTracer {
-
-  private val tracer = DefaultComponentsSystrace()
-
-  private val composeTrace =
-      object : CompositionTracer {
-        override fun isTraceInProgress(): Boolean {
-          return tracer.isTracing()
-        }
-
-        override fun traceEventEnd() {
-          tracer.endSection()
-        }
-
-        override fun traceEventStart(key: Int, dirty1: Int, dirty2: Int, info: String) {
-          tracer.beginSection(info)
-        }
-      }
-
-  @JvmStatic
-  fun initialize() {
-    Composer.setTracer(composeTrace)
-  }
-}
diff --git a/sample/src/main/java/com/facebook/samples/litho/LithoSampleApplication.java b/sample/src/main/java/com/facebook/samples/litho/LithoSampleApplication.java
index b5b38dff8c6..9312cc05606 100644
--- a/sample/src/main/java/com/facebook/samples/litho/LithoSampleApplication.java
+++ b/sample/src/main/java/com/facebook/samples/litho/LithoSampleApplication.java
@@ -44,7 +44,6 @@ public void onCreate() {
     Fresco.initialize(this);
     FrescoVito.initialize();
     SoLoader.init(this, false);
-    ComposeTracer.initialize();
 
     if (FlipperUtils.shouldEnableFlipper(this)) {
       final FlipperClient client = AndroidFlipperClient.getInstance(this);