Disable binder tracing test under gcstress (#100798)

Author: elinor-fung

src/tests/Loader/binding/tracing/BinderTracingTest.Basic.csproj

@@ -1,10 +1,4 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <PropertyGroup>
-    <!-- TestAssemblyLoadContext.Load called from the finalizer -->
-    <UnloadabilityIncompatible>true</UnloadabilityIncompatible>
-    <!-- Dynamic assembly loads -->
-    <NativeAotIncompatible>true</NativeAotIncompatible>
-  </PropertyGroup>
   <ItemGroup>
     <Compile Include="BinderTracingTest.Basic.cs" />
     <Compile Include="BinderTracingTest.DefaultProbing.cs" />

src/tests/Loader/binding/tracing/BinderTracingTest.ResolutionFlow.csproj

@@ -1,10 +1,5 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <!-- Test creates non-collectible AssemblyLoadContext -->
-    <UnloadabilityIncompatible>true</UnloadabilityIncompatible>
-    <!-- Dynamic assembly loads -->
-    <NativeAotIncompatible>true</NativeAotIncompatible>
-    <RequiresProcessIsolation>true</RequiresProcessIsolation>
     <IlasmRoundTripIncompatible>true</IlasmRoundTripIncompatible>
   </PropertyGroup>
   <ItemGroup>

src/tests/Loader/binding/tracing/BinderTracingTest.cs

@@ -85,9 +85,6 @@ public static bool RunAllTests()
             foreach (var method in methods)
             {
                 BinderTestAttribute attribute = method.GetCustomAttribute<BinderTestAttribute>();
-                if (attribute.Isolate && Environment.GetEnvironmentVariable("DOTNET_GCStress") != null)
-                    continue;
-
                 bool success = attribute.Isolate
                     ? RunTestInSeparateProcess(method)
                     : RunSingleTest(method);

src/tests/Loader/binding/tracing/BinderTracingTest.targets

@@ -4,6 +4,12 @@
     <!-- Requires explicit Main as it implements command-line parameters for local testing purposes. -->
     <RequiresProcessIsolation>true</RequiresProcessIsolation>
     <ReferenceXUnitWrapperGenerator>false</ReferenceXUnitWrapperGenerator>
+    <!-- Test creates non-collectible AssemblyLoadContext -->
+    <UnloadabilityIncompatible>true</UnloadabilityIncompatible>
+    <!-- Dynamic assembly loads -->
+    <NativeAotIncompatible>true</NativeAotIncompatible>
+    <!-- Tracing tests routinely time out with gcstress -->
+    <GCStressIncompatible>true</GCStressIncompatible>
   </PropertyGroup>
   <ItemGroup>
     <Compile Include="BinderTracingTest.cs" />