Add source file provider for genrule/srcs, python libraries and rust libraries.

Change-Id: I2d7d4684a10c15aeecc27b8db800ab27a807d2e2
diff --git a/sysprop/sysprop_library.go b/sysprop/sysprop_library.go
index 8bf5f14..013624f 100644
--- a/sysprop/sysprop_library.go
+++ b/sysprop/sysprop_library.go
@@ -254,12 +254,13 @@
 // generated java_library will depend on these API files.
 func (m *syspropLibrary) GenerateAndroidBuildActions(ctx android.ModuleContext) {
 	baseModuleName := m.BaseModuleName()
-
-	for _, syspropFile := range android.PathsForModuleSrc(ctx, m.properties.Srcs) {
+	srcs := android.PathsForModuleSrc(ctx, m.properties.Srcs)
+	for _, syspropFile := range srcs {
 		if syspropFile.Ext() != ".sysprop" {
 			ctx.PropertyErrorf("srcs", "srcs contains non-sysprop file %q", syspropFile.String())
 		}
 	}
+	ctx.SetProvider(blueprint.SrcsFileProviderKey, blueprint.SrcsFileProviderData{SrcPaths: srcs.Strings()})
 
 	if ctx.Failed() {
 		return
@@ -277,7 +278,7 @@
 	rule.Command().
 		BuiltTool("sysprop_api_dump").
 		Output(m.dumpedApiFile).
-		Inputs(android.PathsForModuleSrc(ctx, m.properties.Srcs))
+		Inputs(srcs)
 	rule.Build(baseModuleName+"_api_dump", baseModuleName+" api dump")
 
 	// check API rule