Deny nil outputpaths

To prevent nils from permeating the rest of the codebase.

Bug: 379329165
Test: m nothing --no-skip-soong-tests
Change-Id: I3e789b6af0f101cf4bc0bd4666bf3a443f2f2c84
diff --git a/java/base.go b/java/base.go
index 8dad2d9..7e8d027 100644
--- a/java/base.go
+++ b/java/base.go
@@ -714,10 +714,10 @@
 
 // helper method for java modules to set OutputFilesProvider
 func setOutputFiles(ctx android.ModuleContext, m Module) {
-	ctx.SetOutputFiles(append(android.Paths{m.outputFile}, m.extraOutputFiles...), "")
-	ctx.SetOutputFiles(android.Paths{m.outputFile}, android.DefaultDistTag)
-	ctx.SetOutputFiles(android.Paths{m.implementationAndResourcesJar}, ".jar")
-	ctx.SetOutputFiles(android.Paths{m.headerJarFile}, ".hjar")
+	ctx.SetOutputFiles(append(android.PathsIfNonNil(m.outputFile), m.extraOutputFiles...), "")
+	ctx.SetOutputFiles(android.PathsIfNonNil(m.outputFile), android.DefaultDistTag)
+	ctx.SetOutputFiles(android.PathsIfNonNil(m.implementationAndResourcesJar), ".jar")
+	ctx.SetOutputFiles(android.PathsIfNonNil(m.headerJarFile), ".hjar")
 	if m.dexer.proguardDictionary.Valid() {
 		ctx.SetOutputFiles(android.Paths{m.dexer.proguardDictionary.Path()}, ".proguard_map")
 	}