[Interpreter] No longer require context machine register in bytecode handlers

src/arm/builtins-arm.cc

Index: src/arm/builtins-arm.cc
diff --git a/src/arm/builtins-arm.cc b/src/arm/builtins-arm.cc
index c8b3e623c068654e201d0757f4c3a3da04768559..07d0b5bbc5f4c66fe4f7d2ec2d075fb375813bb8 100644
--- a/src/arm/builtins-arm.cc
+++ b/src/arm/builtins-arm.cc
@@ -1139,11 +1139,6 @@ static void Generate_EnterBytecodeDispatch(MacroAssembler* masm) {
          Operand(ExternalReference::interpreter_dispatch_table_address(
              masm->isolate())));
 
-  // Get the context from the frame.
-  __ ldr(kContextRegister,
-         MemOperand(kInterpreterRegisterFileRegister,
-                    InterpreterFrameConstants::kContextFromRegisterPointer));
-
   // Get the bytecode array pointer from the frame.
   __ ldr(
       kInterpreterBytecodeArrayRegister,