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

src/compiler/arm64/code-generator-arm64.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/compiler/code-generator.h"
 
 #include "src/arm64/macro-assembler-arm64.h"
 #include "src/compiler/code-generator-impl.h"
 #include "src/compiler/gap-resolver.h"
 #include "src/compiler/node-matchers.h"
@@ skipping 828 matching lines @@
 }
 
 
 // Assemble boolean materializations after this instruction.
 void CodeGenerator::AssembleArchBoolean(Instruction* instr,
                                         FlagsCondition condition) {
   Arm64OperandConverter i(this, instr);
 
   // Materialize a full 64-bit 1 or 0 value. The result register is always the
   // last output of the instruction.
-  DCHECK_NE(0u, instr->OutputCount());
+  DCHECK_NE(0, instr->OutputCount());
   Register reg = i.OutputRegister(instr->OutputCount() - 1);
   Condition cc = FlagsConditionToCondition(condition);
   __ Cset(reg, cc);
 }
 
 
 void CodeGenerator::AssembleDeoptimizerCall(int deoptimization_id) {
   Address deopt_entry = Deoptimizer::GetDeoptimizationEntry(
       isolate(), deoptimization_id, Deoptimizer::LAZY);
   __ Call(deopt_entry, RelocInfo::RUNTIME_ENTRY);
@@ skipping 250 matching lines @@
     }
   }
   MarkLazyDeoptSite();
 }
 
 #undef __
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8