Move add/removeEventListener() to custom bindings

Source/bindings/core/v8/custom/V8EventTargetCustom.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "bindings/core/v8/V8EventTarget.h"
 
-#include "bindings/core/v8/V8Window.h"
+#include "bindings/core/v8/BindingSecurity.h"
+#include "bindings/core/v8/V8EventListenerList.h"
+#include "core/frame/LocalDOMWindow.h"
 
 namespace blink {
 
-void V8EventTarget::addEventListenerMethodEpilogueCustom(const v8::FunctionCallbackInfo<v8::Value>& info, EventTarget* impl)
+static void addEventListenerMethodEpilogue(const v8::FunctionCallbackInfo<v8::Value>& info, EventTarget* impl)
 {
     if (info.Length() >= 2 && info[1]->IsObject() && !impl->toNode())
         addHiddenValueToArray(info.GetIsolate(), info.Holder(), info[1], V8EventTarget::eventListenerCacheIndex);
 }
 
-void V8EventTarget::removeEventListenerMethodEpilogueCustom(const v8::FunctionCallbackInfo<v8::Value>& info, EventTarget* impl)
+void V8EventTarget::addEventListenerMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
+{
+    ExceptionState exceptionState(ExceptionState::ExecutionContext, "addEventListener", "EventTarget", info.Holder(), info.GetIsolate());
+    EventTarget* impl = V8EventTarget::toImpl(info.Holder());
+    if (LocalDOMWindow* window = impl->toDOMWindow()) {
+        if (!BindingSecurity::shouldAllowAccessToFrame(info.GetIsolate(), window->frame(), exceptionState)) {
+            exceptionState.throwIfNeeded();
+            return;
+        }
+        if (!window->document())
+            return;
+    }
+    V8StringResource<TreatNullAsNullString> type;
+    RefPtr<EventListener> listener;
+    bool capture;
+    {
+        if (UNLIKELY(info.Length() <= 0)) {
+            impl->addEventListener();
+            addEventListenerMethodEpilogue(info, impl);
+            return;
+        }
+        type = info[0];
+        if (!type.prepare())
+            return;
+        listener = V8EventListenerList::getEventListener(ScriptState::current(info.GetIsolate()), info[1], false, ListenerFindOrCreate);
+        if (UNLIKELY(info.Length() <= 2)) {
+            impl->addEventListener(type, listener);
+            addEventListenerMethodEpilogue(info, impl);
+            return;
+        }
+        capture = toBoolean(info.GetIsolate(), info[2], exceptionState);
+        if (exceptionState.throwIfNeeded())
+            return;
+    }
+    impl->addEventListener(type, listener, capture);
+    addEventListenerMethodEpilogue(info, impl);
+}
+
+static void removeEventListenerMethodEpilogue(const v8::FunctionCallbackInfo<v8::Value>& info, EventTarget* impl)
 {
     if (info.Length() >= 2 && info[1]->IsObject() && !impl->toNode())
         removeHiddenValueFromArray(info.GetIsolate(), info.Holder(), info[1], V8EventTarget::eventListenerCacheIndex);
 }
 
+void V8EventTarget::removeEventListenerMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
+{
+    ExceptionState exceptionState(ExceptionState::ExecutionContext, "removeEventListener", "EventTarget", info.Holder(), info.GetIsolate());
+    EventTarget* impl = V8EventTarget::toImpl(info.Holder());
+    if (LocalDOMWindow* window = impl->toDOMWindow()) {
+        if (!BindingSecurity::shouldAllowAccessToFrame(info.GetIsolate(), window->frame(), exceptionState)) {
+            exceptionState.throwIfNeeded();
+            return;
+        }
+        if (!window->document())
+            return;
+    }
+    V8StringResource<TreatNullAsNullString> type;
+    RefPtr<EventListener> listener;
+    bool capture;
+    {
+        if (UNLIKELY(info.Length() <= 0)) {
+            impl->removeEventListener();
+            removeEventListenerMethodEpilogue(info, impl);
+            return;
+        }
+        type = info[0];
+        if (!type.prepare())
+            return;
+        listener = V8EventListenerList::getEventListener(ScriptState::current(info.GetIsolate()), info[1], false, ListenerFindOnly);
+        if (UNLIKELY(info.Length() <= 2)) {
+            impl->removeEventListener(type, listener);
+            removeEventListenerMethodEpilogue(info, impl);
+            return;
+        }
+        capture = toBoolean(info.GetIsolate(), info[2], exceptionState);
+        if (exceptionState.throwIfNeeded())
+            return;
+    }
+    impl->removeEventListener(type, listener, capture);
+    removeEventListenerMethodEpilogue(info, impl);
+}
+
 } // namespace blink