move HandleApiCall builtin to assembly

src/code-stubs.cc

Index: src/code-stubs.cc
diff --git a/src/code-stubs.cc b/src/code-stubs.cc
index 895569d41357ca34acea2c232dc406044a8cd64d..fa133068c24145076e7c09d4995c11a82e9104da 100644
--- a/src/code-stubs.cc
+++ b/src/code-stubs.cc
@@ -971,4 +971,20 @@ InternalArrayConstructorStub::InternalArrayConstructorStub(
 }
 
 
+JSApiFunctionStub::JSApiFunctionStub(Isolate* isolate,
+                                     Handle<FunctionTemplateInfo> info)
+    : PlatformCodeStub(isolate) {
+  // TODO(dcarney): CHECK if these properties are changes after first
+  // instantiation.
+  bool has_call_code = !info->call_code()->IsUndefined();
+  bool call_data_undefined = true;
+  bool has_signature = !info->signature()->IsUndefined();
+  if (has_call_code) {
+    auto handler = handle(CallHandlerInfo::cast(info->call_code()));
+    call_data_undefined = handler->data()->IsUndefined();
+  }
+  minor_key_ = CallDataUndefinedBits::encode(call_data_undefined) |
+               HasCallCodeBits::encode(has_call_code) |
+               HasSignatureBits::encode(has_signature);
+}
 } }  // namespace v8::internal