From cfd9fb34d4b9c350f38fa8cf762f5f08ff13fe60 Mon Sep 17 00:00:00 2001
From: Artem Khvastunov <Artem.Khvastunov@jetbrains.com>
Date: Wed, 7 Sep 2016 15:07:21 +0200
Subject: [PATCH] PHP nullability annotations

---
 platform/core-api/src/com/intellij/psi/util/PsiTreeUtil.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/platform/core-api/src/com/intellij/psi/util/PsiTreeUtil.java b/platform/core-api/src/com/intellij/psi/util/PsiTreeUtil.java
index 854a2f88e318..8a745fc79dcd 100644
--- a/platform/core-api/src/com/intellij/psi/util/PsiTreeUtil.java
+++ b/platform/core-api/src/com/intellij/psi/util/PsiTreeUtil.java
@@ -204,16 +204,16 @@ public class PsiTreeUtil {
   }
 
   @Nullable
+  @Contract("null, _ -> null")
   public static <T extends PsiElement> T findChildOfType(@Nullable final PsiElement element, @NotNull final Class<T> aClass) {
-    //noinspection unchecked
     return findChildOfAnyType(element, true, aClass);
   }
 
   @Nullable
+  @Contract("null, _, _ -> null")
   public static <T extends PsiElement> T findChildOfType(@Nullable final PsiElement element,
                                                          @NotNull final Class<T> aClass,
                                                          final boolean strict) {
-    //noinspection unchecked
     return findChildOfAnyType(element, strict, aClass);
   }