Make the enabled property configurable

This allows using select statements with it.

Bug: 323382414
Test: m nothing --no-skip-soong-tests
Change-Id: I6f3efaaa3d82505e38a91ee4ba0e18e404360191
Merged-In: If355d24506e3f117d27b21442a6c02bca3402dc7
diff --git a/cc/cc.go b/cc/cc.go
index e9cdc34..c84a65e 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -2509,7 +2509,7 @@
 }
 
 func (c *Module) DepsMutator(actx android.BottomUpMutatorContext) {
-	if !c.Enabled() {
+	if !c.Enabled(actx) {
 		return
 	}
 
@@ -2757,7 +2757,7 @@
 }
 
 func BeginMutator(ctx android.BottomUpMutatorContext) {
-	if c, ok := ctx.Module().(*Module); ok && c.Enabled() {
+	if c, ok := ctx.Module().(*Module); ok && c.Enabled(ctx) {
 		c.beginMutator(ctx)
 	}
 }