[fastcall] Enable fast calls by default in V8

Bug: chromium:1052746
Change-Id: If5c7b9871047ea27a76efa4f04c9e6c0ea48b6ca
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3705381
Auto-Submit: Maya Lekova <mslekova@chromium.org>
Reviewed-by: Tobias Tebbi <tebbi@chromium.org>
Commit-Queue: Tobias Tebbi <tebbi@chromium.org>
Cr-Commit-Position: refs/heads/main@{#81154}

src/flags/flag-definitions.h

@@ -926,7 +926,7 @@ DEFINE_BOOL(turbo_rewrite_far_jumps, true,
 DEFINE_BOOL(
     stress_gc_during_compilation, false,
     "simulate GC/compiler thread race related to https://crbug.com/v8/8520")
-DEFINE_BOOL(turbo_fast_api_calls, false, "enable fast API calls from TurboFan")
+DEFINE_BOOL(turbo_fast_api_calls, true, "enable fast API calls from TurboFan")
 DEFINE_BOOL(turbo_compress_translation_arrays, false,
             "compress translation arrays (experimental)")
 DEFINE_WEAK_IMPLICATION(future, turbo_inline_js_wasm_calls)