Rename CreationExtras arguments to `extras`, as present in the jdoc

Test: n/a
Relnote: n/a
Change-Id: Idbe5fe6ad5f36ece796d339f4527355844dd5e3f
diff --git a/lifecycle/lifecycle-viewmodel-savedstate/src/main/java/androidx/lifecycle/AbstractSavedStateViewModelFactory.java b/lifecycle/lifecycle-viewmodel-savedstate/src/main/java/androidx/lifecycle/AbstractSavedStateViewModelFactory.java
index 13bceef..9ef64fe 100644
--- a/lifecycle/lifecycle-viewmodel-savedstate/src/main/java/androidx/lifecycle/AbstractSavedStateViewModelFactory.java
+++ b/lifecycle/lifecycle-viewmodel-savedstate/src/main/java/androidx/lifecycle/AbstractSavedStateViewModelFactory.java
@@ -62,8 +62,8 @@
     @NonNull
     @Override
     public final <T extends ViewModel> T create(@NonNull Class<T> modelClass,
-            @NonNull CreationExtras creationExtras) {
-        String key = creationExtras.get(VIEW_MODEL_KEY);
+            @NonNull CreationExtras extras) {
+        String key = extras.get(VIEW_MODEL_KEY);
         if (key == null) {
             throw new IllegalStateException(
                     "VIEW_MODEL_KEY must always be provided by ViewModelProvider");
diff --git a/lifecycle/lifecycle-viewmodel-savedstate/src/main/java/androidx/lifecycle/SavedStateViewModelFactory.java b/lifecycle/lifecycle-viewmodel-savedstate/src/main/java/androidx/lifecycle/SavedStateViewModelFactory.java
index 53fab8a..6a79f98 100644
--- a/lifecycle/lifecycle-viewmodel-savedstate/src/main/java/androidx/lifecycle/SavedStateViewModelFactory.java
+++ b/lifecycle/lifecycle-viewmodel-savedstate/src/main/java/androidx/lifecycle/SavedStateViewModelFactory.java
@@ -103,8 +103,8 @@
     @NonNull
     @Override
     public <T extends ViewModel> T create(@NonNull Class<T> modelClass,
-            @NonNull CreationExtras creationExtras) {
-        String key = creationExtras.get(VIEW_MODEL_KEY);
+            @NonNull CreationExtras extras) {
+        String key = extras.get(VIEW_MODEL_KEY);
         if (key == null) {
             throw new IllegalStateException(
                     "VIEW_MODEL_KEY must always be provided by ViewModelProvider");