diff --git a/cc/bp2build.go b/cc/bp2build.go
index 569f721..5dc119e 100644
--- a/cc/bp2build.go
+++ b/cc/bp2build.go
@@ -223,7 +223,7 @@
 }
 
 // bp2BuildParseLibProps returns the attributes for a variant of a cc_library.
-func bp2BuildParseLibProps(ctx android.BazelConversionPathContext, module *Module, isStatic bool) staticOrSharedAttributes {
+func bp2BuildParseLibProps(ctx android.Bp2buildMutatorContext, module *Module, isStatic bool) staticOrSharedAttributes {
 	lib, ok := module.compiler.(*libraryDecorator)
 	if !ok {
 		return staticOrSharedAttributes{}
@@ -232,12 +232,12 @@
 }
 
 // bp2buildParseSharedProps returns the attributes for the shared variant of a cc_library.
-func bp2BuildParseSharedProps(ctx android.BazelConversionPathContext, module *Module) staticOrSharedAttributes {
+func bp2BuildParseSharedProps(ctx android.Bp2buildMutatorContext, module *Module) staticOrSharedAttributes {
 	return bp2BuildParseLibProps(ctx, module, false)
 }
 
 // bp2buildParseStaticProps returns the attributes for the static variant of a cc_library.
-func bp2BuildParseStaticProps(ctx android.BazelConversionPathContext, module *Module) staticOrSharedAttributes {
+func bp2BuildParseStaticProps(ctx android.Bp2buildMutatorContext, module *Module) staticOrSharedAttributes {
 	return bp2BuildParseLibProps(ctx, module, true)
 }
 
@@ -288,7 +288,7 @@
 }
 
 // Parses properties common to static and shared libraries. Also used for prebuilt libraries.
-func bp2buildParseStaticOrSharedProps(ctx android.BazelConversionPathContext, module *Module, lib *libraryDecorator, isStatic bool) staticOrSharedAttributes {
+func bp2buildParseStaticOrSharedProps(ctx android.Bp2buildMutatorContext, module *Module, lib *libraryDecorator, isStatic bool) staticOrSharedAttributes {
 	attrs := staticOrSharedAttributes{}
 
 	setAttrs := func(axis bazel.ConfigurationAxis, config string, props StaticOrSharedProperties) {
@@ -334,7 +334,7 @@
 	attrs.Srcs_c = partitionedSrcs[cSrcPartition]
 	attrs.Srcs_as = partitionedSrcs[asSrcPartition]
 
-	attrs.Apex_available = android.ConvertApexAvailableToTagsWithoutTestApexes(ctx.(android.TopDownMutatorContext), apexAvailable)
+	attrs.Apex_available = android.ConvertApexAvailableToTagsWithoutTestApexes(ctx, apexAvailable)
 
 	attrs.Features.Append(convertHiddenVisibilityToFeatureStaticOrShared(ctx, module, isStatic))
 
@@ -1143,7 +1143,7 @@
 	compilerAttrs compilerAttributes,
 ) *bazel.LabelAttribute {
 	var aidlLibsFromSrcs, aidlFiles bazel.LabelListAttribute
-	apexAvailableTags := android.ApexAvailableTagsWithoutTestApexes(ctx.(android.TopDownMutatorContext), ctx.Module())
+	apexAvailableTags := android.ApexAvailableTagsWithoutTestApexes(ctx, ctx.Module())
 
 	if !aidlSrcs.IsEmpty() {
 		aidlLibsFromSrcs, aidlFiles = aidlSrcs.Partition(func(src bazel.Label) bool {
@@ -1283,7 +1283,7 @@
 	la.implementationDeps.Append(staticExcludesLabelList)
 }
 
-func (la *linkerAttributes) bp2buildForAxisAndConfig(ctx android.BazelConversionPathContext, module *Module, axis bazel.ConfigurationAxis, config string, props *BaseLinkerProperties) {
+func (la *linkerAttributes) bp2buildForAxisAndConfig(ctx android.Bp2buildMutatorContext, module *Module, axis bazel.ConfigurationAxis, config string, props *BaseLinkerProperties) {
 	isBinary := module.Binary()
 	// Use a single variable to capture usage of nocrt in arch variants, so there's only 1 error message for this module
 	var axisFeatures []string
@@ -1490,7 +1490,7 @@
 // Note that this is an anti-pattern: The config_setting should be created from the apex definition
 // and not from a cc_library.
 // This anti-pattern is needed today since not all apexes have been allowlisted.
-func createInApexConfigSetting(ctx android.TopDownMutatorContext, apexName string) {
+func createInApexConfigSetting(ctx android.Bp2buildMutatorContext, apexName string) {
 	if apexName == android.AvailableToPlatform || apexName == android.AvailableToAnyApex {
 		// These correspond to android-non_apex and android-in_apex
 		return
@@ -1587,13 +1587,13 @@
 	return exists && ctx.OtherModuleType(mod) == "ndk_library"
 }
 
-func SetStubsForDynamicDeps(ctx android.BazelConversionPathContext, axis bazel.ConfigurationAxis,
+func SetStubsForDynamicDeps(ctx android.Bp2buildMutatorContext, axis bazel.ConfigurationAxis,
 	config string, apexAvailable []string, dynamicLibs bazel.LabelList, dynamicDeps *bazel.LabelListAttribute, ind int, buildNonApexWithStubs bool) {
 
 	// Create a config_setting for each apex_available.
 	// This will be used to select impl of a dep if dep is available to the same apex.
 	for _, aa := range apexAvailable {
-		createInApexConfigSetting(ctx.(android.TopDownMutatorContext), aa)
+		createInApexConfigSetting(ctx, aa)
 	}
 
 	apiDomainForSelects := []string{}
diff --git a/cc/cc.go b/cc/cc.go
index 81a6cd6..1896766 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -4273,24 +4273,6 @@
 	}
 }
 
-var _ android.ApiProvider = (*Module)(nil)
-
-func (c *Module) ConvertWithApiBp2build(ctx android.TopDownMutatorContext) {
-	if c.IsPrebuilt() {
-		return
-	}
-	switch c.typ() {
-	case fullLibrary:
-		apiContributionBp2Build(ctx, c)
-	case sharedLibrary:
-		apiContributionBp2Build(ctx, c)
-	case headerLibrary:
-		// Aggressively generate api targets for all header modules
-		// This is necessary since the header module does not know if it is a dep of API surface stub library
-		apiLibraryHeadersBp2Build(ctx, c)
-	}
-}
-
 // Defaults
 type Defaults struct {
 	android.ModuleBase
diff --git a/cc/library.go b/cc/library.go
index b9dc71b..e66ce08 100644
--- a/cc/library.go
+++ b/cc/library.go
@@ -517,70 +517,6 @@
 	}
 }
 
-func apiContributionBp2Build(ctx android.TopDownMutatorContext, module *Module) {
-	apiSurfaces := make([]string, 0)
-	apiHeaders := make([]string, 0)
-	// module-libapi for apexes (non-null `stubs` property)
-	if module.HasStubsVariants() {
-		apiSurfaces = append(apiSurfaces, android.ModuleLibApi.String())
-		apiIncludes := getModuleLibApiIncludes(ctx, module)
-		if !apiIncludes.isEmpty() {
-			createApiHeaderTarget(ctx, apiIncludes)
-			apiHeaders = append(apiHeaders, apiIncludes.name)
-		}
-	}
-	// vendorapi (non-null `llndk` property)
-	if module.HasLlndkStubs() {
-		apiSurfaces = append(apiSurfaces, android.VendorApi.String())
-		apiIncludes := getVendorApiIncludes(ctx, module)
-		if !apiIncludes.isEmpty() {
-			createApiHeaderTarget(ctx, apiIncludes)
-			apiHeaders = append(apiHeaders, apiIncludes.name)
-		}
-	}
-	// create a target only if this module contributes to an api surface
-	// TODO: Currently this does not distinguish modulelibapi-only headers and vendrorapi-only headers
-	// TODO: Update so that modulelibapi-only headers do not get exported to vendorapi (and vice-versa)
-	if len(apiSurfaces) > 0 {
-		props := bazel.BazelTargetModuleProperties{
-			Rule_class:        "cc_api_contribution",
-			Bzl_load_location: "//build/bazel/rules/apis:cc_api_contribution.bzl",
-		}
-		attrs := &bazelCcApiContributionAttributes{
-			Library_name: module.Name(),
-			Api_surfaces: bazel.MakeStringListAttribute(apiSurfaces),
-			Api:          apiLabelAttribute(ctx, module),
-			Hdrs: bazel.MakeLabelListAttribute(
-				bazel.MakeLabelListFromTargetNames(apiHeaders),
-			),
-		}
-		ctx.CreateBazelTargetModule(
-			props,
-			android.CommonAttributes{
-				Name:     android.ApiContributionTargetName(module.Name()),
-				SkipData: proptools.BoolPtr(true),
-			},
-			attrs,
-		)
-	}
-}
-
-// Native apis are versioned in a single .map.txt for all api surfaces
-// Pick any one of the .map.txt files
-func apiLabelAttribute(ctx android.TopDownMutatorContext, module *Module) bazel.LabelAttribute {
-	var apiFile *string
-	linker := module.linker.(*libraryDecorator)
-	if llndkApi := linker.Properties.Llndk.Symbol_file; llndkApi != nil {
-		apiFile = llndkApi
-	} else if moduleLibApi := linker.Properties.Stubs.Symbol_file; moduleLibApi != nil {
-		apiFile = moduleLibApi
-	} else {
-		ctx.ModuleErrorf("API surface library does not have any API file")
-	}
-	apiLabel := android.BazelLabelForModuleSrcSingle(ctx, proptools.String(apiFile)).Label
-	return *bazel.MakeLabelAttribute(apiLabel)
-}
-
 // wrapper struct to flatten the arch and os specific export_include_dirs
 // flattening is necessary since we want to export apis of all arches even when we build for x86 (e.g.)
 type bazelCcApiLibraryHeadersAttributes struct {
diff --git a/cc/library_headers.go b/cc/library_headers.go
index 5eba6ab..fccdf99 100644
--- a/cc/library_headers.go
+++ b/cc/library_headers.go
@@ -15,8 +15,6 @@
 package cc
 
 import (
-	"github.com/google/blueprint/proptools"
-
 	"android/soong/android"
 	"android/soong/bazel"
 	"android/soong/bazel/cquery"
@@ -175,106 +173,6 @@
 	return bazel.MakeLabelList(labels)
 }
 
-func apiLibraryHeadersBp2Build(ctx android.TopDownMutatorContext, module *Module) {
-	// cc_api_library_headers have a 1:1 mapping to arch/no-arch
-	// For API export, create a top-level arch-agnostic target and list the arch-specific targets as its deps
-
-	// arch-agnostic includes
-	apiIncludes := getModuleLibApiIncludes(ctx, module)
-	// arch and os specific includes
-	archApiIncludes, androidOsIncludes := archOsSpecificApiIncludes(ctx, module)
-	for _, arch := range allArches { // sorted iteration
-		archApiInclude := archApiIncludes[arch]
-		if !archApiInclude.isEmpty() {
-			createApiHeaderTarget(ctx, archApiInclude)
-			apiIncludes.addDep(archApiInclude.name)
-		}
-	}
-	// os==android includes
-	if !androidOsIncludes.isEmpty() {
-		createApiHeaderTarget(ctx, androidOsIncludes)
-		apiIncludes.addDep(androidOsIncludes.name)
-	}
-
-	if !apiIncludes.isEmpty() {
-		// override the name from <mod>.module-libapi.headers --> <mod>.contribution
-		apiIncludes.name = android.ApiContributionTargetName(module.Name())
-		createApiHeaderTarget(ctx, apiIncludes)
-	}
-}
-
-func createApiHeaderTarget(ctx android.TopDownMutatorContext, includes apiIncludes) {
-	props := bazel.BazelTargetModuleProperties{
-		Rule_class:        "cc_api_library_headers",
-		Bzl_load_location: "//build/bazel/rules/apis:cc_api_contribution.bzl",
-	}
-	ctx.CreateBazelTargetModule(
-		props,
-		android.CommonAttributes{
-			Name:     includes.name,
-			SkipData: proptools.BoolPtr(true),
-		},
-		&includes.attrs,
-	)
-}
-
 var (
 	allArches = []string{"arm", "arm64", "x86", "x86_64"}
 )
-
-type archApiIncludes map[string]apiIncludes
-
-func archOsSpecificApiIncludes(ctx android.TopDownMutatorContext, module *Module) (archApiIncludes, apiIncludes) {
-	baseProps := bp2BuildParseBaseProps(ctx, module)
-	i := bp2BuildParseExportedIncludes(ctx, module, &baseProps.includes)
-	archRet := archApiIncludes{}
-	for _, arch := range allArches {
-		includes := i.Includes.SelectValue(
-			bazel.ArchConfigurationAxis,
-			arch)
-		systemIncludes := i.SystemIncludes.SelectValue(
-			bazel.ArchConfigurationAxis,
-			arch)
-		deps := baseProps.deps.SelectValue(
-			bazel.ArchConfigurationAxis,
-			arch)
-		attrs := bazelCcLibraryHeadersAttributes{
-			Export_includes:        bazel.MakeStringListAttribute(includes),
-			Export_system_includes: bazel.MakeStringListAttribute(systemIncludes),
-		}
-		apiDeps := apiBazelTargets(deps)
-		if !apiDeps.IsEmpty() {
-			attrs.Deps = bazel.MakeLabelListAttribute(apiDeps)
-		}
-		apiIncludes := apiIncludes{
-			name: android.ApiContributionTargetName(module.Name()) + "." + arch,
-			attrs: bazelCcApiLibraryHeadersAttributes{
-				bazelCcLibraryHeadersAttributes: attrs,
-				Arch:                            proptools.StringPtr(arch),
-			},
-		}
-		archRet[arch] = apiIncludes
-	}
-
-	// apiIncludes for os == Android
-	androidOsDeps := baseProps.deps.SelectValue(bazel.OsConfigurationAxis, bazel.OsAndroid)
-	androidOsAttrs := bazelCcLibraryHeadersAttributes{
-		Export_includes: bazel.MakeStringListAttribute(
-			i.Includes.SelectValue(bazel.OsConfigurationAxis, bazel.OsAndroid),
-		),
-		Export_system_includes: bazel.MakeStringListAttribute(
-			i.SystemIncludes.SelectValue(bazel.OsConfigurationAxis, bazel.OsAndroid),
-		),
-	}
-	androidOsApiDeps := apiBazelTargets(androidOsDeps)
-	if !androidOsApiDeps.IsEmpty() {
-		androidOsAttrs.Deps = bazel.MakeLabelListAttribute(androidOsApiDeps)
-	}
-	osRet := apiIncludes{
-		name: android.ApiContributionTargetName(module.Name()) + ".androidos",
-		attrs: bazelCcApiLibraryHeadersAttributes{
-			bazelCcLibraryHeadersAttributes: androidOsAttrs,
-		},
-	}
-	return archRet, osRet
-}
diff --git a/cc/proto.go b/cc/proto.go
index 0ed4381..4e08a4c 100644
--- a/cc/proto.go
+++ b/cc/proto.go
@@ -246,7 +246,7 @@
 	protoAttrs.Min_sdk_version = m.Properties.Min_sdk_version
 
 	name := m.Name() + suffix
-	tags := android.ApexAvailableTagsWithoutTestApexes(ctx.(android.TopDownMutatorContext), m)
+	tags := android.ApexAvailableTagsWithoutTestApexes(ctx, m)
 	ctx.CreateBazelTargetModule(
 		bazel.BazelTargetModuleProperties{
 			Rule_class:        rule_class,
diff --git a/cc/sysprop.go b/cc/sysprop.go
index 7ddd476..be03004 100644
--- a/cc/sysprop.go
+++ b/cc/sysprop.go
@@ -38,7 +38,7 @@
 }
 
 func Bp2buildSysprop(ctx android.Bp2buildMutatorContext, labels SyspropLibraryLabels, srcs bazel.LabelListAttribute, minSdkVersion *string) {
-	apexAvailableTags := android.ApexAvailableTagsWithoutTestApexes(ctx.(android.TopDownMutatorContext), ctx.Module())
+	apexAvailableTags := android.ApexAvailableTagsWithoutTestApexes(ctx, ctx.Module())
 	ctx.CreateBazelTargetModule(
 		bazel.BazelTargetModuleProperties{
 			Rule_class:        "sysprop_library",