[Interpreter] Remove register file register and replace with LoadParentFramePointer.

src/arm/macro-assembler-arm.h

Index: src/arm/macro-assembler-arm.h
diff --git a/src/arm/macro-assembler-arm.h b/src/arm/macro-assembler-arm.h
index 1f2f95811c3a3ac8973bb63177e5c2c551d19431..d8af94ccbd16a2d2fbab3ba5bd17473ee3787791 100644
--- a/src/arm/macro-assembler-arm.h
+++ b/src/arm/macro-assembler-arm.h
@@ -20,7 +20,6 @@ const Register kReturnRegister2 = {Register::kCode_r2};
 const Register kJSFunctionRegister = {Register::kCode_r1};
 const Register kContextRegister = {Register::kCode_r7};
 const Register kInterpreterAccumulatorRegister = {Register::kCode_r0};
-const Register kInterpreterRegisterFileRegister = {Register::kCode_r4};
 const Register kInterpreterBytecodeOffsetRegister = {Register::kCode_r5};
 const Register kInterpreterBytecodeArrayRegister = {Register::kCode_r6};
 const Register kInterpreterDispatchTableRegister = {Register::kCode_r8};