=str&http - 19142 - Renames all occurrences of mat with materializer

(When referring to a Materializer)

akka-docs-dev/rst/scala/code/docs/http/scaladsl/server/directives/BasicDirectivesExamplesSpec.scala

@@ -77,11 +77,11 @@ class BasicDirectivesExamplesSpec extends RoutingSpec {
   "extractMaterializer-0" in {
     val route =
       path("sample") {
-        extractMaterializer { mat =>
+        extractMaterializer { materializer =>
           complete {
-            // explicitly use the `mat` materializer:
-            Source.single(s"Materialized by ${mat.##}!")
-              .runWith(Sink.head)(mat)
+            // explicitly use the `materializer`:
+            Source.single(s"Materialized by ${materializer.##}!")
+              .runWith(Sink.head)(materializer)
           }
         }
       } // default materializer will be used

akka-docs-dev/rst/scala/code/docs/http/scaladsl/server/directives/FileUploadDirectivesExamplesSpec.scala

@@ -42,7 +42,7 @@ class FileUploadDirectivesExamplesSpec extends RoutingSpec {
     // adding integers as a service ;)
     val route =
       extractRequestContext { ctx =>
-        implicit val mat = ctx.materializer
+        implicit val materializer = ctx.materializer
         implicit val ec = ctx.executionContext
 
         fileUpload("csv") {