deps: backport 073073b4f1 from upstream V8

Original commit message:

  [profiler] introduce API to enable detailed source positions

  This allows Node.js to enable detailed source positions for optimized code
  early on, without having to pass a flag string.

  R=petermarshall@chromium.org

  Change-Id: Ie74ea41f600cf6e31acbe802116df4976ccf1c75
  Reviewed-on: https://chromium-review.googlesource.com/c/1319757
  Commit-Queue: Yang Guo <yangguo@chromium.org>
  Reviewed-by: Peter Marshall <petermarshall@chromium.org>
  Cr-Commit-Position: refs/heads/master@{#57380}

PR-URL: https://github.com/nodejs/node/pull/24274
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Peter Marshall <petermarshall@chromium.org>
Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>
Reviewed-By: Matheus Marchini <mat@mmarchini.me>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>

1 files changed, 6 insertions, 0 deletions

diff --git a/deps/v8/include/v8-profiler.h b/deps/v8/include/v8-profiler.h
index 9981061a44..3689a12272 100644
--- a/deps/v8/include/v8-profiler.h
+++ b/deps/v8/include/v8-profiler.h
@@ -341,6 +341,12 @@ class V8_EXPORT CpuProfiler {
   V8_DEPRECATED("Use Isolate::SetIdle(bool) instead.",
                 void SetIdle(bool is_idle));
 
+  /**
+   * Generate more detailed source positions to code objects. This results in
+   * better results when mapping profiling samples to script source.
+   */
+  static void UseDetailedSourcePositionsForProfiling(Isolate* isolate);
+
  private:
   CpuProfiler();
   ~CpuProfiler();