Index: Source/bindings/core/v8/custom/V8PerformanceObserverCustom.cpp |
diff --git a/Source/bindings/core/v8/custom/V8PerformanceObserverCustom.cpp b/Source/bindings/core/v8/custom/V8PerformanceObserverCustom.cpp |
new file mode 100644 |
index 0000000000000000000000000000000000000000..65a2884733fe47445198353087363a6a0d99f842 |
--- /dev/null |
+++ b/Source/bindings/core/v8/custom/V8PerformanceObserverCustom.cpp |
@@ -0,0 +1,47 @@ |
+// Copyright 2015 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "config.h" |
+#include "bindings/core/v8/V8PerformanceObserver.h" |
+ |
+#include "bindings/core/v8/ExceptionMessages.h" |
+#include "bindings/core/v8/ExceptionState.h" |
+#include "bindings/core/v8/V8Binding.h" |
+#include "bindings/core/v8/V8DOMWrapper.h" |
+#include "bindings/core/v8/V8GCController.h" |
+#include "bindings/core/v8/V8Performance.h" |
+#include "bindings/core/v8/V8PerformanceObserverCallback.h" |
+#include "core/timing/DOMWindowPerformance.h" |
+#include "core/timing/PerformanceObserver.h" |
+ |
+namespace blink { |
+ |
+void V8PerformanceObserver::constructorCustom(const v8::FunctionCallbackInfo<v8::Value>& info) |
+{ |
+ if (UNLIKELY(info.Length() < 1)) { |
+ V8ThrowException::throwException(createMinimumArityTypeErrorForMethod(info.GetIsolate(), "createPerformanceObserver", "Performance", 1, info.Length()), info.GetIsolate()); |
+ return; |
+ } |
+ |
+ v8::Local<v8::Object> wrapper = info.Holder(); |
+ |
+ Performance* performance = nullptr; |
+ DOMWindow* window = toDOMWindow(wrapper->CreationContext()); |
+ if (window) |
+ performance = DOMWindowPerformance::performance(*window); |
+ |
+ PerformanceObserverCallback* callback; |
+ { |
+ if (info.Length() <= 0 || !info[0]->IsFunction()) { |
+ V8ThrowException::throwTypeError(info.GetIsolate(), ExceptionMessages::failedToExecute("createPerformanceObserver", "Performance", "The callback provided as parameter 1 is not a function.")); |
+ return; |
+ } |
+ callback = V8PerformanceObserverCallback::create(v8::Local<v8::Function>::Cast(info[0]), ScriptState::current(info.GetIsolate())); |
+ } |
+ PerformanceObserver* observer = PerformanceObserver::create(performance, callback); |
+ |
+ v8SetReturnValue(info, V8DOMWrapper::associateObjectWithWrapper(info.GetIsolate(), observer, &wrapperTypeInfo, wrapper)); |
+} |
+ |
+} // namespace blink |