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

src/arm64/builtins-arm64.cc

Index: src/arm64/builtins-arm64.cc
diff --git a/src/arm64/builtins-arm64.cc b/src/arm64/builtins-arm64.cc
index f9088d10ec1821e2ffb585b5a129ebbb3d171504..a7127e10d7082bfd102e05087af26b8d6beff0be 100644
--- a/src/arm64/builtins-arm64.cc
+++ b/src/arm64/builtins-arm64.cc
@@ -1088,11 +1088,6 @@ 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,