Merge changes from topics "product_runtime_apis", "product_var_hidden_api" into main

* changes:
  Introduce the product sdk_with_runtime_apis
  Introduce the product variable PRODUCT_EXPORT_RUNTIME_APIS
  Introduce product variable PRODUCT_HIDDEN_API_EXPORTABLE_STUBS

core/product.mk

@@ -456,6 +456,10 @@ _product_single_value_vars += PRODUCT_BUILD_FROM_SOURCE_STUB
 
 _product_list_vars += PRODUCT_BUILD_IGNORE_APEX_CONTRIBUTION_CONTENTS
 
+_product_single_value_vars += PRODUCT_HIDDEN_API_EXPORTABLE_STUBS
+
+_product_single_value_vars += PRODUCT_EXPORT_RUNTIME_APIS
+
 .KATI_READONLY := _product_single_value_vars _product_list_vars
 _product_var_list :=$= $(_product_single_value_vars) $(_product_list_vars)
 

core/soong_config.mk

@@ -400,6 +400,10 @@ $(call end_json_map)
 
 $(call add_json_bool, BuildFromSourceStub, $(findstring true,$(PRODUCT_BUILD_FROM_SOURCE_STUB) $(BUILD_FROM_SOURCE_STUB)))
 
+$(call add_json_bool, HiddenapiExportableStubs, $(filter true,$(PRODUCT_HIDDEN_API_EXPORTABLE_STUBS)))
+
+$(call add_json_bool, ExportRuntimeApis, $(filter true,$(PRODUCT_EXPORT_RUNTIME_APIS)))
+
 $(call json_end)
 
 $(file >$(SOONG_VARIABLES).tmp,$(json_contents))

target/product/AndroidProducts.mk

@@ -67,6 +67,7 @@ PRODUCT_MAKEFILES := \
     $(LOCAL_DIR)/mainline_system_x86_arm.mk \
     $(LOCAL_DIR)/ndk.mk \
     $(LOCAL_DIR)/sdk.mk \
+    $(LOCAL_DIR)/sdk_with_runtime_apis.mk \
 
 endif
 

target/product/sdk_with_runtime_apis.mk

@@ -0,0 +1,22 @@
+#
+# Copyright (C) 2024 The Android Open Source Project
+#
+# 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.
+#
+
+$(call inherit-product, $(SRC_TARGET_DIR)/product/sdk.mk)
+
+PRODUCT_NAME := sdk_with_runtime_apis
+
+PRODUCT_HIDDEN_API_EXPORTABLE_STUBS := true
+PRODUCT_EXPORT_RUNTIME_APIS := true