http2: remove pushValueToArray in Http2Session::HandleOriginFrame

Instead of calling into JS from C++ to push values into an array,
use the new Array::New API that takes a pointer and a length
directly.

PR-URL: #24264
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Daniel Bevenius <daniel.bevenius@gmail.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>

Author: joyeecheung

src/node_http2.cc

@@ -1424,25 +1424,17 @@ void Http2Session::HandleOriginFrame(const nghttp2_frame* frame) {
   nghttp2_extension ext = frame->ext;
   nghttp2_ext_origin* origin = static_cast<nghttp2_ext_origin*>(ext.payload);
 
-  Local<Value> holder = Array::New(isolate);
-  Local<Function> fn = env()->push_values_to_array_function();
-  Local<Value> argv[NODE_PUSH_VAL_TO_ARRAY_MAX];
+  size_t nov = origin->nov;
+  std::vector<Local<Value>> origin_v(nov);
 
-  size_t n = 0;
-  while (n < origin->nov) {
-    size_t j = 0;
-    while (n < origin->nov && j < arraysize(argv)) {
-      auto entry = origin->ov[n++];
-      argv[j++] =
-        String::NewFromOneByte(isolate,
-                               entry.origin,
-                               v8::NewStringType::kNormal,
-                               entry.origin_len).ToLocalChecked();
-    }
-    if (j > 0)
-      fn->Call(context, holder, j, argv).ToLocalChecked();
+  for (size_t i = 0; i < nov; ++i) {
+    const nghttp2_origin_entry& entry = origin->ov[i];
+    origin_v[i] =
+        String::NewFromOneByte(
+            isolate, entry.origin, v8::NewStringType::kNormal, entry.origin_len)
+            .ToLocalChecked();
   }
-
+  Local<Value> holder = Array::New(isolate, origin_v.data(), origin_v.size());
   MakeCallback(env()->onorigin_string(), 1, &holder);
 }