Revert "Add SkipToTransitiveDepsTag interface for dependency tags"

This reverts commit 1fb7c35129.

Change-Id: Ib4c5815a06785cd876caa37acc0522adc26bc495

android/deptag.go

@@ -44,21 +44,6 @@ func IsInstallDepNeededTag(tag blueprint.DependencyTag) bool {
 	return false
 }
 
-// Dependency tags can implement this interface and return true from SkipToTransitiveDeps to
-// annotate that this dependency isn't installed, but its transitive dependencies are. This is
-// useful when a module is built into another module (ex: static linking) but the module still has
-// runtime dependencies.
-type SkipToTransitiveDepsTag interface {
-	SkipToTransitiveDeps() bool
-}
-
-func IsSkipToTransitiveDepsTag(tag blueprint.DependencyTag) bool {
-	if i, ok := tag.(SkipToTransitiveDepsTag); ok {
-		return i.SkipToTransitiveDeps()
-	}
-	return false
-}
-
 type PropagateAconfigValidationDependencyTag interface {
 	PropagateAconfigValidation() bool
 }