Add global tags properties, remove resourceDirs

Add tags to the global properties, but ignore it for now.  Remove
resourceDirs, we don't use it.

Change-Id: I1862573d3ac02e539492c8ff95bacbab3588bfc4

common/module.go

@@ -76,9 +76,9 @@ type AndroidDynamicDependerModuleContext interface {
 }
 
 type commonProperties struct {
-	Name         string
-	Deps         []string
-	ResourceDirs []string
+	Name string
+	Deps []string
+	Tags []string
 
 	// disabled: don't emit any build rules for this module
 	Disabled bool `android:"arch_variant"`
@@ -244,10 +244,6 @@ func (p *AndroidModuleBase) NoAddressSanitizer() bool {
 	return p.noAddressSanitizer
 }
 
-func (p *AndroidModuleBase) resourceDirs() []string {
-	return p.commonProperties.ResourceDirs
-}
-
 func (a *AndroidModuleBase) generateModuleTarget(ctx blueprint.ModuleContext) {
 	if a != ctx.FinalModule().(AndroidModule).base() {
 		return