Fix typos.

Test: art/test/testrunner/testrunner.py
Change-Id: I5f5e052c940650a3adb3a8717b84260e6b306500
diff --git a/test/046-reflect/src/Main.java b/test/046-reflect/src/Main.java
index b8a48ea..6d6cc13 100644
--- a/test/046-reflect/src/Main.java
+++ b/test/046-reflect/src/Main.java
@@ -232,10 +232,10 @@
             field.set(instance, null);
 
             /*
-             * Try getDeclaredField on a non-existant field.
+             * Try getDeclaredField on a non-existent field.
              */
             try {
-                field = target.getDeclaredField("nonExistant");
+                field = target.getDeclaredField("nonExistent");
                 System.out.println("ERROR: Expected NoSuchFieldException");
             } catch (NoSuchFieldException nsfe) {
                 String msg = nsfe.getMessage();