Remove sampling trace events from the binding layer

third_party/WebKit/Source/bindings/templates/interface.cpp

 {% extends 'interface_base.cpp' %}
 
 
 {##############################################################################}
 {% block indexed_property_getter %}
 {% if indexed_property_getter and not indexed_property_getter.is_custom %}
 {% set getter = indexed_property_getter %}
 static void indexedPropertyGetter(uint32_t index, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
     {{cpp_class}}* impl = {{v8_class}}::toImpl(info.Holder());
@@ skipping 22 matching lines @@
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block indexed_property_getter_callback %}
 {% if indexed_property_getter %}
 {% set getter = indexed_property_getter %}
 static void indexedPropertyGetterCallback(uint32_t index, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMIndexedProperty");
     {% if getter.is_custom %}
     {{v8_class}}::indexedPropertyGetterCustom(index, info);
     {% else %}
     {{cpp_class}}V8Internal::indexedPropertyGetter(index, info);
     {% endif %}
-    TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
 }
 
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block indexed_property_setter %}
 {% from 'utilities.cpp' import v8_value_to_local_cpp_value %}
 {% if indexed_property_setter and not indexed_property_setter.is_custom %}
@@ skipping 36 matching lines @@
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block indexed_property_setter_callback %}
 {% if indexed_property_setter %}
 {% set setter = indexed_property_setter %}
 static void indexedPropertySetterCallback(uint32_t index, v8::Local<v8::Value> v8Value, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMIndexedProperty");
     {% if setter.is_custom %}
     {{v8_class}}::indexedPropertySetterCustom(index, v8Value, info);
     {% else %}
     {{cpp_class}}V8Internal::indexedPropertySetter(index, v8Value, info);
     {% endif %}
-    TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
 }
 
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block indexed_property_deleter %}
 {% if indexed_property_deleter and not indexed_property_deleter.is_custom %}
 {% set deleter = indexed_property_deleter %}
@@ skipping 24 matching lines @@
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block indexed_property_deleter_callback %}
 {% if indexed_property_deleter %}
 {% set deleter = indexed_property_deleter %}
 static void indexedPropertyDeleterCallback(uint32_t index, const v8::PropertyCallbackInfo<v8::Boolean>& info)
 {
-    TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMIndexedProperty");
     {% if deleter.is_custom %}
     {{v8_class}}::indexedPropertyDeleterCustom(index, info);
     {% else %}
     {{cpp_class}}V8Internal::indexedPropertyDeleter(index, info);
     {% endif %}
-    TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
 }
 
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block named_property_getter %}
 {% if named_property_getter and not named_property_getter.is_custom %}
 {% set getter = named_property_getter %}
@@ skipping 27 matching lines @@
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block named_property_getter_callback %}
 {% if named_property_getter %}
 {% set getter = named_property_getter %}
 static void namedPropertyGetterCallback(v8::Local<v8::Name> name, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMNamedProperty");
     {% if getter.is_custom %}
     {{v8_class}}::namedPropertyGetterCustom(name, info);
     {% else %}
     {{cpp_class}}V8Internal::namedPropertyGetter(name, info);
     {% endif %}
-    TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
 }
 
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block named_property_setter %}
 {% from 'utilities.cpp' import v8_value_to_local_cpp_value %}
 {% if named_property_setter and not named_property_setter.is_custom %}
@@ skipping 44 matching lines @@
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block named_property_setter_callback %}
 {% if named_property_setter %}
 {% set setter = named_property_setter %}
 static void namedPropertySetterCallback(v8::Local<v8::Name> name, v8::Local<v8::Value> v8Value, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMNamedProperty");
     {% if setter.is_custom %}
     {{v8_class}}::namedPropertySetterCustom(name, v8Value, info);
     {% else %}
     {{cpp_class}}V8Internal::namedPropertySetter(name, v8Value, info);
     {% endif %}
-    TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
 }
 
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block named_property_query %}
 {% if named_property_getter and named_property_getter.is_enumerable and
       not named_property_getter.is_custom_property_query %}
@@ skipping 22 matching lines @@
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block named_property_query_callback %}
 {% if named_property_getter and named_property_getter.is_enumerable %}
 {% set getter = named_property_getter %}
 static void namedPropertyQueryCallback(v8::Local<v8::Name> name, const v8::PropertyCallbackInfo<v8::Integer>& info)
 {
-    TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMNamedProperty");
     {% if getter.is_custom_property_query %}
     {{v8_class}}::namedPropertyQueryCustom(name, info);
     {% else %}
     {{cpp_class}}V8Internal::namedPropertyQuery(name, info);
     {% endif %}
-    TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
 }
 
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block named_property_deleter %}
 {% if named_property_deleter and not named_property_deleter.is_custom %}
 {% set deleter = named_property_deleter %}
@@ skipping 28 matching lines @@
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block named_property_deleter_callback %}
 {% if named_property_deleter %}
 {% set deleter = named_property_deleter %}
 static void namedPropertyDeleterCallback(v8::Local<v8::Name> name, const v8::PropertyCallbackInfo<v8::Boolean>& info)
 {
-    TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMNamedProperty");
     {% if deleter.is_custom %}
     {{v8_class}}::namedPropertyDeleterCustom(name, info);
     {% else %}
     {{cpp_class}}V8Internal::namedPropertyDeleter(name, info);
     {% endif %}
-    TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
 }
 
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block named_property_enumerator %}
 {% if named_property_getter and named_property_getter.is_enumerable and
       not named_property_getter.is_custom_property_enumerator %}
@@ skipping 16 matching lines @@
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block named_property_enumerator_callback %}
 {% if named_property_getter and named_property_getter.is_enumerable %}
 {% set getter = named_property_getter %}
 static void namedPropertyEnumeratorCallback(const v8::PropertyCallbackInfo<v8::Array>& info)
 {
-    TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMNamedProperty");
     {% if getter.is_custom_property_enumerator %}
     {{v8_class}}::namedPropertyEnumeratorCustom(info);
     {% else %}
     {{cpp_class}}V8Internal::namedPropertyEnumerator(info);
     {% endif %}
-    TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
 }
 
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block origin_safe_method_setter %}
 {% if has_origin_safe_method_setter %}
 static void {{cpp_class}}OriginSafeMethodSetter(v8::Local<v8::Name> name, v8::Local<v8::Value> v8Value, const v8::PropertyCallbackInfo<void>& info)
 {
     v8::Local<v8::Object> holder = {{v8_class}}::findInstanceInPrototypeChain(info.This(), info.GetIsolate());
     if (holder.IsEmpty())
         return;
     {{cpp_class}}* impl = {{v8_class}}::toImpl(holder);
     v8::String::Utf8Value attributeName(name);
     ExceptionState exceptionState(ExceptionState::SetterContext, *attributeName, "{{interface_name}}", info.Holder(), info.GetIsolate());
     if (!BindingSecurity::shouldAllowAccessTo(info.GetIsolate(), callingDOMWindow(info.GetIsolate()), impl, exceptionState)) {
         exceptionState.throwIfNeeded();
         return;
     }
 
     {# The findInstanceInPrototypeChain() call above only returns a non-empty handle if info.This() is an Object. #}
     V8HiddenValue::setHiddenValue(ScriptState::current(info.GetIsolate()), v8::Local<v8::Object>::Cast(info.This()), name.As<v8::String>(), v8Value);
 }
 
 static void {{cpp_class}}OriginSafeMethodSetterCallback(v8::Local<v8::Name> name, v8::Local<v8::Value> v8Value, const v8::PropertyCallbackInfo<void>& info)
 {
-    TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMSetter");
     {{cpp_class}}V8Internal::{{cpp_class}}OriginSafeMethodSetter(name, v8Value, info);
-    TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
 }
 
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block named_constructor %}
 {% from 'methods.cpp' import generate_constructor with context %}
 {% if named_constructor %}
@@ skipping 12 matching lines @@
 
 {{generate_constructor(named_constructor)}}
 v8::Local<v8::FunctionTemplate> {{v8_class}}Constructor::domTemplate(v8::Isolate* isolate)
 {
     static int domTemplateKey; // This address is used for a key to look up the dom template.
     V8PerIsolateData* data = V8PerIsolateData::from(isolate);
     v8::Local<v8::FunctionTemplate> result = data->existingDOMTemplate(&domTemplateKey);
     if (!result.IsEmpty())
         return result;
 
-    TRACE_EVENT_SCOPED_SAMPLING_STATE("blink", "BuildDOMTemplate");
     result = v8::FunctionTemplate::New(isolate, {{v8_class}}ConstructorCallback);
     v8::Local<v8::ObjectTemplate> instanceTemplate = result->InstanceTemplate();
     instanceTemplate->SetInternalFieldCount({{v8_class}}::internalFieldCount);
     result->SetClassName(v8AtomicString(isolate, "{{cpp_class}}"));
     result->Inherit({{v8_class}}::domTemplate(isolate));
     data->setDOMTemplate(&domTemplateKey, result);
     return result;
 }
 
 {% endif %}
@@ skipping 71 matching lines @@
 
 {% endif %}
 {% endblock %}
 
 
 {##############################################################################}
 {% block constructor_callback %}
 {% if constructors or has_custom_constructor or has_event_constructor %}
 void {{v8_class}}::constructorCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
-    TRACE_EVENT_SCOPED_SAMPLING_STATE("blink", "DOMConstructor");
     {% if measure_as %}
     UseCounter::countIfNotPrivateScript(info.GetIsolate(), currentExecutionContext(info.GetIsolate()), UseCounter::{{measure_as('Constructor')}});
     {% endif %}
     if (!info.IsConstructCall()) {
         V8ThrowException::throwTypeError(info.GetIsolate(), ExceptionMessages::constructorNotCallableAsFunction("{{interface_name}}"));
         return;
     }
 
     if (ConstructorMode::current(info.GetIsolate()) == ConstructorMode::WrapExistingObject) {
         v8SetReturnValue(info, info.Holder());
@@ skipping 377 matching lines @@
 
 {% for method in methods if method.overloads and method.overloads.has_partial_overloads %}
 void {{v8_class}}::register{{method.name | blink_capitalize}}MethodForPartialInterface(void (*method)(const v8::FunctionCallbackInfo<v8::Value>&))
 {
     {{cpp_class}}V8Internal::{{method.name}}MethodForPartialInterface = method;
 }
 
 {% endfor %}
 {% endif %}
 {% endblock %}