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

src/compiler/ia32/instruction-selector-ia32.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/instruction-selector-impl.h"
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/node-properties.h"
 
 namespace v8 {
 namespace internal {
@@ skipping 352 matching lines @@
     inputs[input_count++] = g.Label(cont->true_block());
     inputs[input_count++] = g.Label(cont->false_block());
   }
 
   outputs[output_count++] = g.DefineSameAsFirst(node);
   if (cont->IsSet()) {
     // TODO(turbofan): Use byte register here.
     outputs[output_count++] = g.DefineAsRegister(cont->result());
   }
 
-  DCHECK_NE(0u, input_count);
-  DCHECK_NE(0u, output_count);
+  DCHECK_NE(0, input_count);
+  DCHECK_NE(0, output_count);
   DCHECK_GE(arraysize(inputs), input_count);
   DCHECK_GE(arraysize(outputs), output_count);
 
   Instruction* instr = selector->Emit(cont->Encode(opcode), output_count,
                                       outputs, input_count, inputs);
   if (cont->IsBranch()) instr->MarkAsControl();
 }
 
 
 // Shared routine for multiple binary operations.
@@ skipping 623 matching lines @@
            MachineOperatorBuilder::kFloat64Ceil |
            MachineOperatorBuilder::kFloat64RoundTruncate |
            MachineOperatorBuilder::kWord32ShiftIsSafe;
   }
   return MachineOperatorBuilder::Flag::kNoFlags;
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8