MIPS: Fix unaligned read of bytecodes in interpreter.

test/cctest/interpreter/test-bytecode-generator.cc

Index: test/cctest/interpreter/test-bytecode-generator.cc
diff --git a/test/cctest/interpreter/test-bytecode-generator.cc b/test/cctest/interpreter/test-bytecode-generator.cc
index 5f8ce63a2d4197b0cd0d9bba6e7fdf0952660cbd..a9a919c0781c48fd3b6707656c1f2c850634e5f1 100644
--- a/test/cctest/interpreter/test-bytecode-generator.cc
+++ b/test/cctest/interpreter/test-bytecode-generator.cc
@@ -180,8 +180,8 @@ static void CheckBytecodeArrayEqual(const ExpectedSnippet<T>& expected,
               static_cast<uint32_t>(expected.bytecode[operand_index]);
           break;
         case OperandSize::kShort:
-          expected_operand = Bytecodes::ShortOperandFromBytes(
-              &expected.bytecode[operand_index]);
+          expected_operand =
+              ReadUnalignedUInt16(&expected.bytecode[operand_index]);
           break;
         default:
           UNREACHABLE();