StubCallInterfaceDescriptor takes a context register.

src/arm64/lithium-arm64.cc

Index: src/arm64/lithium-arm64.cc
diff --git a/src/arm64/lithium-arm64.cc b/src/arm64/lithium-arm64.cc
index 34311163da93e107ff369e26009f62d9349f40c7..9ac108c32671620506f9be60cf155a94736dbbf3 100644
--- a/src/arm64/lithium-arm64.cc
+++ b/src/arm64/lithium-arm64.cc
@@ -1031,7 +1031,7 @@ LInstruction* LChunkBuilder::DoCallJSFunction(
 
 LInstruction* LChunkBuilder::DoCallWithDescriptor(
     HCallWithDescriptor* instr) {
-  const CallInterfaceDescriptor* descriptor = instr->descriptor();
+  const InterfaceDescriptor* descriptor = instr->descriptor();
 
   LOperand* target = UseRegisterOrConstantAtStart(instr->target());
   ZoneList<LOperand*> ops(instr->OperandCount(), zone());
@@ -1967,7 +1967,7 @@ LInstruction* LChunkBuilder::DoParameter(HParameter* instr) {
     CodeStubInterfaceDescriptor* descriptor =
         info()->code_stub()->GetInterfaceDescriptor();
     int index = static_cast<int>(instr->index());
-    Register reg = descriptor->GetParameterRegister(index);
+    Register reg = descriptor->GetEnvironmentParameterRegister(index);
     return DefineFixed(result, reg);
   }
 }