[turbofan] Remove virtual methods from CodeAssembler.

test/unittests/interpreter/interpreter-assembler-unittest.h

Index: test/unittests/interpreter/interpreter-assembler-unittest.h
diff --git a/test/unittests/interpreter/interpreter-assembler-unittest.h b/test/unittests/interpreter/interpreter-assembler-unittest.h
index 9966aff172df99382591b0069edd4ab93f0e80e0..210a201d07c7294d77910e01d5185a201c2af9e2 100644
--- a/test/unittests/interpreter/interpreter-assembler-unittest.h
+++ b/test/unittests/interpreter/interpreter-assembler-unittest.h
@@ -36,7 +36,7 @@ class InterpreterAssemblerTest : public TestWithIsolateAndZone {
         InterpreterAssemblerTestState* state, Bytecode bytecode,
         OperandScale operand_scale = OperandScale::kSingle)
         : InterpreterAssembler(state, bytecode, operand_scale) {}
-    ~InterpreterAssemblerForTest() override;
+    ~InterpreterAssemblerForTest();
 
     Matcher<compiler::Node*> IsLoad(
         const Matcher<compiler::LoadRepresentation>& rep_matcher,