Use a different map to distinguish eval contexts

src/interface-descriptors.cc

Index: src/interface-descriptors.cc
diff --git a/src/interface-descriptors.cc b/src/interface-descriptors.cc
index 2d8ff10258063376db8f6587815b764c9435dc72..ee69c6c9eecf9a42474cfb717cf381778c97137e 100644
--- a/src/interface-descriptors.cc
+++ b/src/interface-descriptors.cc
@@ -74,6 +74,20 @@ void FastNewFunctionContextDescriptor::InitializePlatformSpecific(
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
+void FastNewEvalContextDescriptor::InitializePlatformIndependent(
+    CallInterfaceDescriptorData* data) {
+  MachineType machine_types[] = {MachineType::AnyTagged(),
+                                 MachineType::Int32()};
+  data->InitializePlatformIndependent(arraysize(machine_types), 0,
+                                      machine_types);
+}
+
+void FastNewEvalContextDescriptor::InitializePlatformSpecific(
+    CallInterfaceDescriptorData* data) {
+  Register registers[] = {FunctionRegister(), SlotsRegister()};
+  data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
 void LoadDescriptor::InitializePlatformIndependent(
     CallInterfaceDescriptorData* data) {
   // kReceiver, kName, kSlot