Revert "Refactor dispatch handling (#2452)"

Due to performance regression:
https://github.com/denoland/deno/commit/dc60fe9f300043f191286ef804a365e16e455f87#commitcomment-33943711

This reverts commit dc60fe9f300043f191286ef804a365e16e455f87.

1 files changed, 3 insertions, 5 deletions

diff --git a/core/libdeno/deno.h b/core/libdeno/deno.h
index 4f29f2c7a..745285554 100644
--- a/core/libdeno/deno.h
+++ b/core/libdeno/deno.h
@@ -81,10 +81,8 @@ void deno_execute(Deno* d, void* user_data, const char* js_filename,
 // deno_respond sends up to one message back for every deno_recv_cb made.
 //
 // If this is called during deno_recv_cb, the issuing libdeno.send() in
-// javascript will synchronously return the specified promise_id(number)
-// or buf(Uint8Array) (or null if buf and promise_id are both null/empty).
-// Calling with non-null for both buf and promise_id will result in the
-// promise_id being returned.
+// javascript will synchronously return the specified buf as an ArrayBuffer (or
+// null if buf is empty).
 //
 // If this is called after deno_recv_cb has returned, the deno_respond
 // will call into the JS callback specified by libdeno.recv().
@@ -94,7 +92,7 @@ void deno_execute(Deno* d, void* user_data, const char* js_filename,
 // releasing its memory.)
 //
 // If a JS exception was encountered, deno_last_exception() will be non-NULL.
-void deno_respond(Deno* d, void* user_data, deno_buf buf, int* promise_id);
+void deno_respond(Deno* d, void* user_data, deno_buf buf);
 
 // consumes zero_copy
 void deno_pinned_buf_delete(deno_pinned_buf* buf);