Reland "Initial switch to Chromium-style CHECK_* and DCHECK_* macros.".

test/cctest/compiler/test-node-cache.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "graph-tester.h"
 #include "src/compiler/common-operator.h"
 #include "src/compiler/node-cache.h"
 
 using namespace v8::internal;
 using namespace v8::internal::compiler;
 
 TEST(Int32Constant_back_to_back) {
   GraphTester graph;
   Int32NodeCache cache;
 
   for (int i = -2000000000; i < 2000000000; i += 3315177) {
     Node** pos = cache.Find(graph.zone(), i);
-    CHECK_NE(NULL, pos);
+    CHECK(pos);
     for (int j = 0; j < 3; j++) {
       Node** npos = cache.Find(graph.zone(), i);
       CHECK_EQ(pos, npos);
     }
   }
 }
 
 
 TEST(Int32Constant_five) {
   GraphTester graph;
@@ skipping 42 matching lines @@
   CHECK_LT(4, hits);
 }
 
 
 TEST(Int64Constant_back_to_back) {
   GraphTester graph;
   Int64NodeCache cache;
 
   for (int64_t i = -2000000000; i < 2000000000; i += 3315177) {
     Node** pos = cache.Find(graph.zone(), i);
-    CHECK_NE(NULL, pos);
+    CHECK(pos);
     for (int j = 0; j < 3; j++) {
       Node** npos = cache.Find(graph.zone(), i);
       CHECK_EQ(pos, npos);
     }
   }
 }
 
 
 TEST(Int64Constant_hits) {
   GraphTester graph;
@@ skipping 72 matching lines @@
       CHECK(Contains(&nodes, *pos));
     } else {
       ZoneVector<Node*> nodes(graph.zone());
       Node* n = graph.NewNode(common.Int64Constant(k));
       *pos = n;
       cache.GetCachedNodes(&nodes);
       CHECK(Contains(&nodes, n));
     }
   }
 }