[generators] Decouple generator resume from fullcodegen.

src/arm/interface-descriptors-arm.cc

Index: src/arm/interface-descriptors-arm.cc
diff --git a/src/arm/interface-descriptors-arm.cc b/src/arm/interface-descriptors-arm.cc
index b6cac760b2ef9392c203386e299a5d9c31a2ec26..22fc6b0af58bdb275b4f5b4fe102e86194b782d1 100644
--- a/src/arm/interface-descriptors-arm.cc
+++ b/src/arm/interface-descriptors-arm.cc
@@ -435,6 +435,16 @@ void InterpreterCEntryDescriptor::InitializePlatformSpecific(
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
+void ResumeGeneratorDescriptor::InitializePlatformSpecific(
+    CallInterfaceDescriptorData* data) {
+  Register registers[] = {
+      r0,  // the value to pass to the generator
+      r1,  // the JSGeneratorObject to resume
+      r2   // the resume mode (tagged)
+  };
+  data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
 }  // namespace internal
 }  // namespace v8