Revert "Convert BuildIgnoreApexContritbutions variable to a boolean"

This revert was created by Android Culprit Assistant. The culprit was identified in the following culprit search session (http://go/aca-get/53721efb-c49e-4ce8-b96c-fd03598b4202).

Change-Id: I197b03b650bc6c22ff3c5eb9605522fd9650e98f

android/apex_contributions.go

@@ -115,6 +115,10 @@ func (a *allApexContributions) DepsMutator(ctx BottomUpMutatorContext) {
 func (a *allApexContributions) SetPrebuiltSelectionInfoProvider(ctx BaseModuleContext) {
 	addContentsToProvider := func(p *PrebuiltSelectionInfoMap, m *apexContributions) {
 		for _, content := range m.Contents() {
+			// Skip any apexes that have been added to the product specific ignore list
+			if InList(content, ctx.Config().BuildIgnoreApexContributionContents()) {
+				continue
+			}
 			// Coverage builds for TARGET_RELEASE=foo should always build from source,
 			// even if TARGET_RELEASE=foo uses prebuilt mainline modules.
 			// This is necessary because the checked-in prebuilts were generated with
@@ -137,19 +141,13 @@ func (a *allApexContributions) SetPrebuiltSelectionInfoProvider(ctx BaseModuleCo
 	}
 
 	p := PrebuiltSelectionInfoMap{}
-	// Skip apex_contributions if BuildApexContributionContents is true
-	// This product config var allows some products in the same family to use mainline modules from source
-	// (e.g. shiba and shiba_fullmte)
-	// Eventually these product variants will have their own release config maps.
-	if !proptools.Bool(ctx.Config().BuildIgnoreApexContributionContents()) {
-		ctx.VisitDirectDepsWithTag(acDepTag, func(child Module) {
-			if m, ok := child.(*apexContributions); ok {
-				addContentsToProvider(&p, m)
-			} else {
-				ctx.ModuleErrorf("%s is not an apex_contributions module\n", child.Name())
-			}
-		})
-	}
+	ctx.VisitDirectDepsWithTag(acDepTag, func(child Module) {
+		if m, ok := child.(*apexContributions); ok {
+			addContentsToProvider(&p, m)
+		} else {
+			ctx.ModuleErrorf("%s is not an apex_contributions module\n", child.Name())
+		}
+	})
 	SetProvider(ctx, PrebuiltSelectionInfoProvider, p)
 }
 

android/config.go

@@ -2076,6 +2076,6 @@ func (c *config) AllApexContributions() []string {
 	return ret
 }
 
-func (c *config) BuildIgnoreApexContributionContents() *bool {
+func (c *config) BuildIgnoreApexContributionContents() []string {
 	return c.productVariables.BuildIgnoreApexContributionContents
 }

android/variable.go

@@ -495,7 +495,7 @@ type ProductVariables struct {
 
 	BuildFromSourceStub *bool `json:",omitempty"`
 
-	BuildIgnoreApexContributionContents *bool `json:",omitempty"`
+	BuildIgnoreApexContributionContents []string `json:",omitempty"`
 
 	HiddenapiExportableStubs *bool `json:",omitempty"`