Convert WalkPayloadDeps to use ModuleProxy.

Bug: 377723687
Test: Unit tests and compare the ninja and mk files generated.
Change-Id: If0d132c2310eb958c066747f9c16251cc24fedd0
diff --git a/apex/apex.go b/apex/apex.go
index 5cdfc23..dc44e58 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -1607,33 +1607,6 @@
 // to the child modules. Returning false makes the visit to continue in the sibling or the parent
 // modules. This is used in check* functions below.
 func (a *apexBundle) WalkPayloadDeps(ctx android.BaseModuleContext, do android.PayloadDepsCallback) {
-	ctx.WalkDeps(func(child, parent android.Module) bool {
-		am, ok := child.(android.ApexModule)
-		if !ok || !am.CanHaveApexVariants() {
-			return false
-		}
-
-		// Filter-out unwanted depedendencies
-		depTag := ctx.OtherModuleDependencyTag(child)
-		if _, ok := depTag.(android.ExcludeFromApexContentsTag); ok {
-			return false
-		}
-		if dt, ok := depTag.(*dependencyTag); ok && !dt.payload {
-			return false
-		}
-		if depTag == android.RequiredDepTag {
-			return false
-		}
-
-		externalDep := !android.IsDepInSameApex(ctx, parent, child)
-
-		// Visit actually
-		return do(ctx, parent, am, externalDep)
-	})
-}
-
-func (a *apexBundle) WalkPayloadDepsProxy(ctx android.BaseModuleContext,
-	do func(ctx android.BaseModuleContext, from, to android.ModuleProxy, externalDep bool) bool) {
 	ctx.WalkDepsProxy(func(child, parent android.ModuleProxy) bool {
 		if !android.OtherModuleProviderOrDefault(ctx, child, android.CommonModuleInfoProvider).CanHaveApexVariants {
 			return false
@@ -2557,7 +2530,7 @@
 		librariesDirectlyInApex[ctx.OtherModuleName(dep)] = true
 	})
 
-	a.WalkPayloadDeps(ctx, func(ctx android.BaseModuleContext, from android.Module, to android.ApexModule, externalDep bool) bool {
+	a.WalkPayloadDeps(ctx, func(ctx android.BaseModuleContext, from, to android.ModuleProxy, externalDep bool) bool {
 		if info, ok := android.OtherModuleProvider(ctx, to, cc.LinkableInfoProvider); ok {
 			// If `to` is not actually in the same APEX as `from` then it does not need
 			// apex_available and neither do any of its dependencies.
@@ -2671,7 +2644,7 @@
 		return
 	}
 
-	a.WalkPayloadDeps(ctx, func(ctx android.BaseModuleContext, from android.Module, to android.ApexModule, externalDep bool) bool {
+	a.WalkPayloadDeps(ctx, func(ctx android.BaseModuleContext, from, to android.ModuleProxy, externalDep bool) bool {
 		// As soon as the dependency graph crosses the APEX boundary, don't go further.
 		if externalDep {
 			return false
diff --git a/apex/builder.go b/apex/builder.go
index 6c500de..8042a3b 100644
--- a/apex/builder.go
+++ b/apex/builder.go
@@ -1102,7 +1102,7 @@
 	}
 
 	depInfos := android.DepNameToDepInfoMap{}
-	a.WalkPayloadDeps(ctx, func(ctx android.BaseModuleContext, from android.Module, to android.ApexModule, externalDep bool) bool {
+	a.WalkPayloadDeps(ctx, func(ctx android.BaseModuleContext, from, to android.ModuleProxy, externalDep bool) bool {
 		if from.Name() == to.Name() {
 			// This can happen for cc.reuseObjTag. We are not interested in tracking this.
 			// As soon as the dependency graph crosses the APEX boundary, don't go further.