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

test/cctest/compiler/test-changes-lowering.cc

Index: test/cctest/compiler/test-changes-lowering.cc
diff --git a/test/cctest/compiler/test-changes-lowering.cc b/test/cctest/compiler/test-changes-lowering.cc
index 2c764614270b6cc208d84754bac210d2e9b68052..c4164200794f033ecc4de8d47c5ed4d27c610b9f 100644
--- a/test/cctest/compiler/test-changes-lowering.cc
+++ b/test/cctest/compiler/test-changes-lowering.cc
@@ -242,13 +242,13 @@ TEST(RunChangeTaggedToFloat64) {
       {
         Handle<Object> number = t.factory()->NewNumber(input);
         t.Call(*number);
-        CHECK_EQ(input, result);
+        CheckDoubleEq(input, result);
       }
 
       {
         Handle<HeapNumber> number = t.factory()->NewHeapNumber(input);
         t.Call(*number);
-        CHECK_EQ(input, result);
+        CheckDoubleEq(input, result);
       }
     }
   }