Add more use counters for document.createTouch

third_party/WebKit/Source/bindings/core/v8/custom/V8DocumentCustom.cpp

 /*
  * Copyright (C) 2007, 2008, 2009 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 22 matching lines @@
 #include "bindings/core/v8/ScriptController.h"
 #include "bindings/core/v8/V8Binding.h"
 #include "bindings/core/v8/V8HTMLAllCollection.h"
 #include "bindings/core/v8/V8HTMLCollection.h"
 #include "bindings/core/v8/V8Node.h"
 #include "bindings/core/v8/V8Window.h"
 #include "core/HTMLNames.h"
 #include "core/dom/Document.h"
 #include "core/frame/LocalDOMWindow.h"
 #include "core/frame/LocalFrame.h"
+#include "core/frame/UseCounter.h"
 #include "core/html/HTMLAllCollection.h"
 #include "core/html/HTMLCollection.h"
 #include "core/html/HTMLIFrameElement.h"
 #include "wtf/PtrUtil.h"
 #include "wtf/RefPtr.h"
 #include "wtf/StdLibExtras.h"
 #include <memory>
 
 namespace blink {
 
@@ skipping 31 matching lines @@
         v8SetReturnValue(info, V8ScriptRunner::callFunction(v8::Local<v8::Function>::Cast(function), frame->document(), global, info.Length(), params.get(), info.GetIsolate()));
         return;
     }
 
     ExceptionState exceptionState(ExceptionState::ExecutionContext, "open", "Document", info.Holder(), info.GetIsolate());
     document->open(enteredDOMWindow(info.GetIsolate())->document(), exceptionState);
 
     v8SetReturnValue(info, info.Holder());
 }
 
+void V8Document::createTouchMethodPrologueCustom(const v8::FunctionCallbackInfo<v8::Value>& info, Document*)
+{
+    v8::Local<v8::Value> v8Window = info[0];
+    if (isUndefinedOrNull(v8Window)) {
+        UseCounter::countIfNotPrivateScript(info.GetIsolate(), currentExecutionContext(info.GetIsolate()),
+            UseCounter::DocumentCreateTouchWindowNull);
+    } else if (!toDOMWindow(info.GetIsolate(), v8Window)) {
+        UseCounter::countIfNotPrivateScript(info.GetIsolate(), currentExecutionContext(info.GetIsolate()),
+            UseCounter::DocumentCreateTouchWindowWrongType);
+    }
+
+    v8::Local<v8::Value> v8Target = info[1];
+    if (isUndefinedOrNull(v8Target)) {
+        UseCounter::countIfNotPrivateScript(info.GetIsolate(), currentExecutionContext(info.GetIsolate()),
+            UseCounter::DocumentCreateTouchTargetNull);
+    } else if (!toEventTarget(info.GetIsolate(), v8Target)) {
+        UseCounter::countIfNotPrivateScript(info.GetIsolate(), currentExecutionContext(info.GetIsolate()),
+            UseCounter::DocumentCreateTouchTargetWrongType);
+    }
+
+    if (info.Length() < 7) {
+        UseCounter::countIfNotPrivateScript(info.GetIsolate(), currentExecutionContext(info.GetIsolate()),
+            UseCounter::DocumentCreateTouchLessThanSevenArguments);
+    }
+}
+
 } // namespace blink