Expose `apple_common.new_executable_binary_provider` to Starlark.

When we move the lipo action to rules_apple in Starlark, we need to propagate this provider for targets used as bundle loaders so that the native linking logic can still do dependency subtraction based on the embedded `objc` provider.

RELNOTES: None.
PiperOrigin-RevId: 373654993
diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStarlarkCommon.java b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStarlarkCommon.java
index 5d2675b..97571d7 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStarlarkCommon.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStarlarkCommon.java
@@ -218,6 +218,13 @@
   }
 
   @Override
+  public AppleExecutableBinaryInfo newExecutableBinaryProvider(
+      Object executableBinary, ObjcProvider depsObjcProvider) throws EvalException {
+    Artifact binary = (executableBinary != Starlark.NONE) ? (Artifact) executableBinary : null;
+    return new AppleExecutableBinaryInfo(binary, depsObjcProvider);
+  }
+
+  @Override
   public StructImpl linkMultiArchBinary(
       StarlarkRuleContext starlarkRuleContext,
       Sequence<?> extraLinkopts,
diff --git a/src/main/java/com/google/devtools/build/lib/starlarkbuildapi/apple/AppleCommonApi.java b/src/main/java/com/google/devtools/build/lib/starlarkbuildapi/apple/AppleCommonApi.java
index bc3611c..667b957 100644
--- a/src/main/java/com/google/devtools/build/lib/starlarkbuildapi/apple/AppleCommonApi.java
+++ b/src/main/java/com/google/devtools/build/lib/starlarkbuildapi/apple/AppleCommonApi.java
@@ -330,6 +330,31 @@
       throws EvalException;
 
   @StarlarkMethod(
+      name = "new_executable_binary_provider",
+      doc = "Creates a new AppleExecutableBinaryInfo provider instance.",
+      parameters = {
+        @Param(
+            name = "binary",
+            allowedTypes = {
+              @ParamType(type = FileApi.class),
+              @ParamType(type = NoneType.class),
+            },
+            named = true,
+            positional = false,
+            defaultValue = "None",
+            doc = "The binary artifact of the executable."),
+        @Param(
+            name = "objc",
+            named = true,
+            positional = false,
+            doc =
+                "An ObjcProvider which contains information about the transitive "
+                    + "dependencies linked into the binary.")
+      })
+  AppleExecutableBinaryApi newExecutableBinaryProvider(
+      Object executableBinary, ObjcProviderApiT depsObjcProvider) throws EvalException;
+
+  @StarlarkMethod(
       name = "link_multi_arch_binary",
       doc =
           "Links a (potentially multi-architecture) binary targeting Apple platforms. This "
diff --git a/src/main/java/com/google/devtools/build/skydoc/fakebuildapi/apple/FakeAppleCommon.java b/src/main/java/com/google/devtools/build/skydoc/fakebuildapi/apple/FakeAppleCommon.java
index c845985..e65ddcf 100644
--- a/src/main/java/com/google/devtools/build/skydoc/fakebuildapi/apple/FakeAppleCommon.java
+++ b/src/main/java/com/google/devtools/build/skydoc/fakebuildapi/apple/FakeAppleCommon.java
@@ -20,6 +20,7 @@
 import com.google.devtools.build.lib.starlarkbuildapi.StarlarkRuleContextApi;
 import com.google.devtools.build.lib.starlarkbuildapi.apple.AppleCommonApi;
 import com.google.devtools.build.lib.starlarkbuildapi.apple.AppleDynamicFrameworkInfoApi;
+import com.google.devtools.build.lib.starlarkbuildapi.apple.AppleExecutableBinaryApi;
 import com.google.devtools.build.lib.starlarkbuildapi.apple.ApplePlatformApi;
 import com.google.devtools.build.lib.starlarkbuildapi.apple.AppleStaticLibraryInfoApi.AppleStaticLibraryInfoProvider;
 import com.google.devtools.build.lib.starlarkbuildapi.apple.AppleToolchainApi;
@@ -153,6 +154,12 @@
   }
 
   @Override
+  public AppleExecutableBinaryApi newExecutableBinaryProvider(
+      Object executableBinary, ObjcProviderApi<?> depsObjcProvider) {
+    return new FakeAppleExecutableBinaryInfo();
+  }
+
+  @Override
   public ObjcProviderApi<?> newObjcProvider(
       Boolean usesSwift, Dict<String, Object> kwargs, StarlarkThread thread) {
     return new FakeObjcProvider();
diff --git a/src/main/java/com/google/devtools/build/skydoc/fakebuildapi/apple/FakeAppleExecutableBinaryInfo.java b/src/main/java/com/google/devtools/build/skydoc/fakebuildapi/apple/FakeAppleExecutableBinaryInfo.java
new file mode 100644
index 0000000..fb04e66
--- /dev/null
+++ b/src/main/java/com/google/devtools/build/skydoc/fakebuildapi/apple/FakeAppleExecutableBinaryInfo.java
@@ -0,0 +1,47 @@
+// Copyright 2021 The Bazel Authors. All rights reserved.
+//
+// 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.google.devtools.build.skydoc.fakebuildapi.apple;
+
+import com.google.devtools.build.lib.starlarkbuildapi.FileApi;
+import com.google.devtools.build.lib.starlarkbuildapi.apple.AppleExecutableBinaryApi;
+import com.google.devtools.build.lib.starlarkbuildapi.apple.ObjcProviderApi;
+import net.starlark.java.eval.Printer;
+
+/** Fake implementation of {@link AppleExecutableBinaryApi}. */
+final class FakeAppleExecutableBinaryInfo implements AppleExecutableBinaryApi {
+
+  @Override
+  public FileApi getAppleExecutableBinary() {
+    return null;
+  }
+
+  @Override
+  public ObjcProviderApi<FileApi> getDepsObjcProvider() {
+    return new FakeObjcProvider();
+  }
+
+  @Override
+  public String toProto() {
+    return "";
+  }
+
+  @Override
+  public String toJson() {
+    return "";
+  }
+
+  @Override
+  public void repr(Printer printer) {}
+}