naming

Summary: - as title, - removing a nit

Reviewed By: VLanvin

Differential Revision: D65830000

fbshipit-source-id: 542c31b2f8b73f9656ed70c3041b5f630d322180

eqwalizer/src/main/scala/com/whatsapp/eqwalizer/ast/stub/Db.scala

@@ -12,20 +12,20 @@ import scala.collection.mutable
 import com.whatsapp.eqwalizer.io.Ipc
 
 private object Db {
-  private val transValidStubs: mutable.Map[String, Option[ModuleStub]] =
+  private val stubs: mutable.Map[String, Option[ModuleStub]] =
     mutable.Map.empty
   private val loadedModules: mutable.Set[String] = mutable.Set.empty
 
   /** module stub suitable for type-checking
     */
   def getModuleStub(module: String): Option[ModuleStub] = {
     loadedModules.add(module)
-    if (transValidStubs.contains(module))
-      transValidStubs(module)
+    if (stubs.contains(module))
+      stubs(module)
     else {
       val optStub =
         Ipc.getAstBytes(module, Ipc.TransitiveStub).map(readFromArray[ModuleStub](_))
-      transValidStubs.put(module, optStub)
+      stubs.put(module, optStub)
       optStub
     }
   }