[inspector] Add use counter for async stack tagging API

We count the calls to `createTask` to track adoption.

Chromium CL: https://crrev.com/c/3894138

R=kimanh@chromium.org

Bug: chromium:1334585
Change-Id: I091f738e5b0dfdbb5843cda09eed7d3f906ea681
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3892783
Commit-Queue: Simon Zünd <szuend@chromium.org>
Reviewed-by: Camillo Bruni <cbruni@chromium.org>
Reviewed-by: Kim-Anh Tran <kimanh@chromium.org>
Cr-Commit-Position: refs/heads/main@{#83199}

include/v8-isolate.h

@@ -535,6 +535,7 @@ class V8_EXPORT Isolate {
     kFunctionPrototypeArguments = 113,
     kFunctionPrototypeCaller = 114,
     kTurboFanOsrCompileStarted = 115,
+    kAsyncStackTaggingCreateTaskCall = 116,
 
     // If you add new values here, you'll also need to update Chromium's:
     // web_feature.mojom, use_counter_callback.cc, and enums.xml. V8 changes to

src/debug/debug-interface.cc

@@ -1434,6 +1434,11 @@ bool isExperimentalAsyncStackTaggingApiEnabled() {
   return v8::internal::FLAG_experimental_async_stack_tagging_api;
 }
 
+void RecordAsyncStackTaggingCreateTaskCall(v8::Isolate* v8_isolate) {
+  i::Isolate* isolate = reinterpret_cast<i::Isolate*>(v8_isolate);
+  isolate->CountUsage(v8::Isolate::kAsyncStackTaggingCreateTaskCall);
+}
+
 std::unique_ptr<PropertyIterator> PropertyIterator::Create(
     Local<Context> context, Local<Object> object, bool skip_indices) {
   internal::Isolate* isolate =

src/debug/debug-interface.h

@@ -733,6 +733,8 @@ MaybeLocal<Message> GetMessageFromPromise(Local<Promise> promise);
 
 bool isExperimentalAsyncStackTaggingApiEnabled();
 
+void RecordAsyncStackTaggingCreateTaskCall(v8::Isolate* isolate);
+
 }  // namespace debug
 }  // namespace v8
 

src/inspector/v8-console.cc

@@ -10,6 +10,7 @@
 #include "include/v8-inspector.h"
 #include "include/v8-microtask-queue.h"
 #include "src/base/macros.h"
+#include "src/debug/debug-interface.h"
 #include "src/inspector/injected-script.h"
 #include "src/inspector/inspected-context.h"
 #include "src/inspector/string-util.h"
@@ -490,6 +491,9 @@ void V8Console::memorySetterCallback(
 
 void V8Console::createTask(const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8::Isolate* isolate = info.GetIsolate();
+
+  v8::debug::RecordAsyncStackTaggingCreateTaskCall(isolate);
+
   if (info.Length() < 1 || !info[0]->IsString() ||
       !info[0].As<v8::String>()->Length()) {
     isolate->ThrowError("First argument must be a non-empty string.");