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

test/cctest/compiler/test-loop-assignment-analysis.cc

Index: test/cctest/compiler/test-loop-assignment-analysis.cc
diff --git a/test/cctest/compiler/test-loop-assignment-analysis.cc b/test/cctest/compiler/test-loop-assignment-analysis.cc
index aabd95bc231b9e6619798646ffeec029b7ba9c8c..6f379641f2ccf754d5f309df75d019a577257680 100644
--- a/test/cctest/compiler/test-loop-assignment-analysis.cc
+++ b/test/cctest/compiler/test-loop-assignment-analysis.cc
@@ -37,18 +37,18 @@ struct TestHelper : public HandleAndZoneScope {
 
     Scope* scope = info.function()->scope();
     AstValueFactory* factory = info.ast_value_factory();
-    CHECK_NE(NULL, scope);
+    CHECK(scope);
 
     if (result == NULL) {
       AstLoopAssignmentAnalyzer analyzer(main_zone(), &info);
       result = analyzer.Analyze();
-      CHECK_NE(NULL, result);
+      CHECK(result);
     }
 
     const i::AstRawString* name = factory->GetOneByteString(var_name);
 
     i::Variable* var = scope->Lookup(name);
-    CHECK_NE(NULL, var);
+    CHECK(var);
 
     if (var->location() == Variable::UNALLOCATED) {
       CHECK_EQ(0, expected);