Revert "Add sdk mutator for native modules"

Revert submission 1242911-sdk_version_variant

Reason for revert: b/153394225
Reverted Changes:
Ife99745fb:Use libnativewindow for platform variant of libagq...
I1bae84c43:Use libnativewindow for platform variant of androi...
I6e6021ed3:Use stl to depend on libc++
Ife99745fb:Use libnativewindow for platform variant of libRSS...
I2c9f439b9:Fix static dependency on libprotobuf-cpp-lite-ndk
Iff2aff9cf:Set sdk_version for cc_genrules used by modules wi...
I7d72934aa:Add sdk mutator for native modules
Ief378a007:Use sdk variant of Soong modules when LOCAL_SDK_VE...

Bug: 149591340
Change-Id: I798fa902c779469c6382b6699351e5d12bf14785
Fixes: 153394225

cc/sdk.go

@@ -1,65 +0,0 @@
-// Copyright 2020 Google Inc. 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 cc
-
-import (
-	"android/soong/android"
-	"android/soong/genrule"
-)
-
-// sdkMutator sets a creates a platform and an SDK variant for modules
-// that set sdk_version, and ignores sdk_version for the platform
-// variant.  The SDK variant will be used for embedding in APKs
-// that may be installed on older platforms.  Apexes use their own
-// variants that enforce backwards compatibility.
-func sdkMutator(ctx android.BottomUpMutatorContext) {
-	if ctx.Os() != android.Android {
-		return
-	}
-
-	switch m := ctx.Module().(type) {
-	case LinkableInterface:
-		if m.AlwaysSdk() {
-			if !m.UseSdk() {
-				ctx.ModuleErrorf("UseSdk() must return true when AlwaysSdk is set, did the factory forget to set Sdk_version?")
-			}
-			ctx.CreateVariations("sdk")
-		} else if m.UseSdk() {
-			modules := ctx.CreateVariations("", "sdk")
-			modules[0].(*Module).Properties.Sdk_version = nil
-			modules[1].(*Module).Properties.IsSdkVariant = true
-
-			if ctx.Config().UnbundledBuild() {
-				modules[0].(*Module).Properties.HideFromMake = true
-			} else {
-				modules[1].(*Module).Properties.SdkAndPlatformVariantVisibleToMake = true
-				modules[1].(*Module).Properties.PreventInstall = true
-			}
-			ctx.AliasVariation("")
-		} else {
-			ctx.CreateVariations("")
-			ctx.AliasVariation("")
-		}
-	case *genrule.Module:
-		if p, ok := m.Extra.(*GenruleExtraProperties); ok {
-			if String(p.Sdk_version) != "" {
-				ctx.CreateVariations("", "sdk")
-			} else {
-				ctx.CreateVariations("")
-			}
-			ctx.AliasVariation("")
-		}
-	}
-}