MIPS: Reland "Initial switch to Chromium-style CHECK_* and DCHECK_* macros.".

src/compiler/mips/code-generator-mips.cc

Index: src/compiler/mips/code-generator-mips.cc
diff --git a/src/compiler/mips/code-generator-mips.cc b/src/compiler/mips/code-generator-mips.cc
index ada0337c5229970b6699c82a09382e7b7637cca7..c081f51bdbd9f89194cf4cd046c016040235bf07 100644
--- a/src/compiler/mips/code-generator-mips.cc
+++ b/src/compiler/mips/code-generator-mips.cc
@@ -779,7 +779,7 @@ void CodeGenerator::AssembleArchBoolean(Instruction* instr,
   // Materialize a full 32-bit 1 or 0 value. The result register is always the
   // last output of the instruction.
   Label false_value;
-  DCHECK_NE(0, instr->OutputCount());
+  DCHECK_NE(0u, instr->OutputCount());
   Register result = i.OutputRegister(instr->OutputCount() - 1);
   Condition cc = kNoCondition;