[interpreter] A few code coverage improvements.

src/interpreter/bytecode-array-builder.cc

Index: src/interpreter/bytecode-array-builder.cc
diff --git a/src/interpreter/bytecode-array-builder.cc b/src/interpreter/bytecode-array-builder.cc
index bfb3c8c8e4eb1b8f8ac47360582014d0b7f0b267..e746748a429142c589e7fa860658810a149d245b 100644
--- a/src/interpreter/bytecode-array-builder.cc
+++ b/src/interpreter/bytecode-array-builder.cc
@@ -344,16 +344,6 @@ BytecodeArrayBuilder& BytecodeArrayBuilder::LoadFalse() {
   return *this;
 }
 
-
-BytecodeArrayBuilder& BytecodeArrayBuilder::LoadBooleanConstant(bool value) {
-  if (value) {
-    LoadTrue();
-  } else {
-    LoadFalse();
-  }
-  return *this;
-}
-
 BytecodeArrayBuilder& BytecodeArrayBuilder::LoadAccumulatorWithRegister(
     Register reg) {
   if (!IsRegisterInAccumulator(reg)) {