Revert "Make GCC happy again." and "Initial switch to Chromium-style CHECK_* and DCHECK_* macros.".

src/compiler.cc

 // Copyright 2012 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 "src/compiler.h"
 
 #include "src/ast-numbering.h"
 #include "src/ast-this-access-visitor.h"
@@ skipping 190 matching lines @@
   if (GetFlag(kDisableFutureOptimization)) {
     shared_info()->DisableOptimization(bailout_reason());
   }
   delete deferred_handles_;
   delete no_frame_ranges_;
   if (ast_value_factory_owned_) delete ast_value_factory_;
 #ifdef DEBUG
   // Check that no dependent maps have been added or added dependent maps have
   // been rolled back or committed.
   for (int i = 0; i < DependentCode::kGroupCount; i++) {
-    DCHECK(!dependencies_[i]);
+    DCHECK_EQ(NULL, dependencies_[i]);
   }
 #endif  // DEBUG
 }
 
 
 void CompilationInfo::CommitDependencies(Handle<Code> code) {
   for (int i = 0; i < DependentCode::kGroupCount; i++) {
     ZoneList<Handle<HeapObject> >* group_objects = dependencies_[i];
     if (group_objects == NULL) continue;
     DCHECK(!object_wrapper_.is_null());
@@ skipping 1373 matching lines @@
 }
 
 
 #if DEBUG
 void CompilationInfo::PrintAstForTesting() {
   PrintF("--- Source from AST ---\n%s\n",
          PrettyPrinter(isolate(), zone()).PrintProgram(function()));
 }
 #endif
 } }  // namespace v8::internal