"NULL !=" = NULL

R=reed@google.com

Author: bsalomon@google.com

Review URL: https://codereview.chromium.org/544233002
diff --git a/tests/GrAllocatorTest.cpp b/tests/GrAllocatorTest.cpp
index a05da8f..c02a7ca 100644
--- a/tests/GrAllocatorTest.cpp
+++ b/tests/GrAllocatorTest.cpp
@@ -30,7 +30,7 @@
 // again. Finally it resets the allocator and checks again.
 static void check_allocator(GrTAllocator<C>* allocator, int cnt, int popCnt,
                             skiatest::Reporter* reporter) {
-    SkASSERT(NULL != allocator);
+    SkASSERT(allocator);
     SkASSERT(allocator->empty());
     for (int i = 0; i < cnt; ++i) {
         // Try both variations of push_back().