Added Dartium changes onto 45.0.2454.104

Source/bindings/core/dart/DartJsInteropData.cpp

 /*
  * Copyright (C) 2013 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
  * copyright notice, this list of conditions and the following disclaimer
  * in the documentation and/or other materials provided with the
  * distribution.
  *     * Neither the name of Google Inc. nor the names of its
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * 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 "config.h"
-#include "modules/crypto/WorkerGlobalScopeCrypto.h"
+#include "bindings/core/dart/DartJsInteropData.h"
 
-#include "core/dom/ExecutionContext.h"
-#include "modules/crypto/Crypto.h"
+#include <string.h>
 
 namespace blink {
 
-WorkerGlobalScopeCrypto::WorkerGlobalScopeCrypto()
+v8::Local<v8::Function> DartJsInteropData::cacheFunction(v8::Persistent<v8::Function>* cache, const char* scriptSrc)
 {
+    v8::Isolate* v8Isolate = v8::Isolate::GetCurrent();
+    if (cache->IsEmpty()) {
+        v8::Local<v8::Function> localFunction = v8::Local<v8::Function>::Cast(v8::Script::Compile(v8::String::NewFromUtf8(v8Isolate, scriptSrc))->Run());
+        cache->Reset(v8Isolate, localFunction);
+        return localFunction;
+    }
+    return v8::Local<v8::Function>::New(v8Isolate, *cache);
 }
 
-const char* WorkerGlobalScopeCrypto::supplementName()
+v8::Local<v8::Function> DartJsInteropData::captureThisFunction()
 {
-    return "WorkerGlobalScopeCrypto";
+    const char* scriptSrc = "(function () {"
+        "   var func = this;"
+        "   return function () {"
+        "       return func(this, Array.prototype.slice.apply(arguments));"
+        "   };"
+        "})";
+    return cacheFunction(&m_captureThisFunction, scriptSrc);
 }
 
-WorkerGlobalScopeCrypto& WorkerGlobalScopeCrypto::from(WillBeHeapSupplementable<WorkerGlobalScope>& context)
+v8::Local<v8::Function> DartJsInteropData::wrapDartFunction()
 {
-    WorkerGlobalScopeCrypto* supplement = static_cast<WorkerGlobalScopeCrypto*>(WillBeHeapSupplement<WorkerGlobalScope>::from(context, supplementName()));
-    if (!supplement) {
-        supplement = new WorkerGlobalScopeCrypto();
-        provideTo(context, supplementName(), adoptPtrWillBeNoop(supplement));
-    }
-    return *supplement;
+    const char* scriptSrc = "(function () {"
+        "   var func = this;"
+        "   return function () {"
+        "       return func(Array.prototype.slice.apply(arguments));"
+        "   };"
+        "})";
+    return cacheFunction(&m_wrapDartFunction, scriptSrc);
 }
 
-Crypto* WorkerGlobalScopeCrypto::crypto(WillBeHeapSupplementable<WorkerGlobalScope>& context)
+v8::Local<v8::Function> DartJsInteropData::instanceofFunction()
 {
-    return WorkerGlobalScopeCrypto::from(context).crypto();
+    return cacheFunction(&m_instanceofFunction, "(function (type) { return this instanceof type; })");
 }
 
-Crypto* WorkerGlobalScopeCrypto::crypto() const
-{
-    if (!m_crypto)
-        m_crypto = Crypto::create();
-    return m_crypto.get();
 }
-
-DEFINE_TRACE(WorkerGlobalScopeCrypto)
-{
-    visitor->trace(m_crypto);
-    WillBeHeapSupplement<WorkerGlobalScope>::trace(visitor);
-}
-
-} // namespace blink