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

test/cctest/compiler/test-basic-block-profiler.cc

Index: test/cctest/compiler/test-basic-block-profiler.cc
diff --git a/test/cctest/compiler/test-basic-block-profiler.cc b/test/cctest/compiler/test-basic-block-profiler.cc
index 703fc176ad2df110f7eb95275bbc5e265ddddadf..fa4da9a736a4d0fba533c7d3d1b78165d5998016 100644
--- a/test/cctest/compiler/test-basic-block-profiler.cc
+++ b/test/cctest/compiler/test-basic-block-profiler.cc
@@ -24,7 +24,7 @@ class BasicBlockProfilerTest : public RawMachineAssemblerTester<int32_t> {
   void ResetCounts() { isolate()->basic_block_profiler()->ResetCounts(); }
 
   void Expect(size_t size, uint32_t* expected) {
-    CHECK_NE(NULL, isolate()->basic_block_profiler());
+    CHECK(isolate()->basic_block_profiler());
     const BasicBlockProfiler::DataList* l =
         isolate()->basic_block_profiler()->data_list();
     CHECK_NE(0, static_cast<int>(l->size()));