Revert "Fail resource shrinking in legacy mode if dex container experiment is on"

This reverts commit e2e45e6d2a191e92c5f29156135cf81a0b362351.

Reason for revert: should work correctly already

Change-Id: If9274eff2e1c32223b67ba132cb5312302602659
diff --git a/src/main/java/com/android/tools/r8/R8.java b/src/main/java/com/android/tools/r8/R8.java
index 0a78b16..1baf054 100644
--- a/src/main/java/com/android/tools/r8/R8.java
+++ b/src/main/java/com/android/tools/r8/R8.java
@@ -865,11 +865,6 @@
           && options.androidResourceConsumer != null
           // We trace the dex directly in the enqueuer.
           && !options.resourceShrinkerConfiguration.isOptimizedShrinking()) {
-        // We don't support legacy resource shrinking with new dex container format, b/305677642
-        if (options.testing.dexContainerExperiment) {
-          options.reporter.error(
-              "Dex container experiment is not compatible with legacy resource shrinking");
-        }
         options.programConsumer =
             wrapConsumerStoreBytesInList(
                 dexFileContent, (DexIndexedConsumer) options.programConsumer, "base");
diff --git a/src/test/java/com/android/tools/r8/androidresources/DexContainerFormatSupportTest.java b/src/test/java/com/android/tools/r8/androidresources/DexContainerFormatSupportTest.java
deleted file mode 100644
index 8fb6621..0000000
--- a/src/test/java/com/android/tools/r8/androidresources/DexContainerFormatSupportTest.java
+++ /dev/null
@@ -1,88 +0,0 @@
-// Copyright (c) 2024, the R8 project authors. Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-package com.android.tools.r8.androidresources;
-
-import static org.hamcrest.core.StringContains.containsString;
-import static org.junit.Assert.fail;
-
-import com.android.tools.r8.CompilationFailedException;
-import com.android.tools.r8.R8FullTestBuilder;
-import com.android.tools.r8.R8TestBuilder;
-import com.android.tools.r8.TestBase;
-import com.android.tools.r8.TestParameters;
-import com.android.tools.r8.androidresources.AndroidResourceTestingUtils.AndroidTestResource;
-import com.android.tools.r8.androidresources.AndroidResourceTestingUtils.AndroidTestResourceBuilder;
-import com.android.tools.r8.utils.BooleanUtils;
-import java.util.List;
-import org.junit.Test;
-import org.junit.rules.TemporaryFolder;
-import org.junit.runner.RunWith;
-import org.junit.runners.Parameterized;
-import org.junit.runners.Parameterized.Parameter;
-import org.junit.runners.Parameterized.Parameters;
-
-@RunWith(Parameterized.class)
-public class DexContainerFormatSupportTest extends TestBase {
-
-  @Parameter(0)
-  public TestParameters parameters;
-
-  @Parameter(1)
-  public boolean optimize;
-
-  @Parameters(name = "{0}, optimize: {1}")
-  public static List<Object[]> data() {
-    return buildParameters(
-        getTestParameters().withDefaultDexRuntime().withAllApiLevels().build(),
-        BooleanUtils.values());
-  }
-
-  public static AndroidTestResource getTestResources(TemporaryFolder temp) throws Exception {
-    return new AndroidTestResourceBuilder()
-        .withSimpleManifestAndAppNameString()
-        .addRClassInitializeWithDefaultValues(R.string.class)
-        .build(temp);
-  }
-
-  @Test
-  public void testR8Optimized() throws Exception {
-    R8FullTestBuilder r8FullTestBuilder =
-        testForR8(parameters.getBackend())
-            .setMinApi(parameters)
-            .addProgramClasses(FooBar.class)
-            .addOptionsModification(options -> options.testing.dexContainerExperiment = true)
-            .addAndroidResources(getTestResources(temp))
-            .addKeepMainRule(FooBar.class)
-            .applyIf(optimize, R8TestBuilder::enableOptimizedShrinking);
-    if (optimize) {
-      // TODO(b/383061093): We can't compile this without hitting an assertion error in the writer.
-    } else {
-      try {
-        r8FullTestBuilder.compileWithExpectedDiagnostics(
-            diagnotics ->
-                diagnotics.assertErrorMessageThatMatches(
-                    containsString(
-                        "Dex container experiment is not compatible with legacy resource"
-                            + " shrinking")));
-        fail();
-      } catch (CompilationFailedException e) {
-        // Expected
-      }
-    }
-  }
-
-  public static class FooBar {
-    public static void main(String[] args) {
-      System.out.println(R.string.foo);
-    }
-  }
-
-  public static class R {
-
-    public static class string {
-      public static int foo;
-      public static int bar;
-    }
-  }
-}