Added Dartium changes onto 45.0.2454.104

Source/bindings/core/dart/shared_lib/DartNativeExtensionsWin.cpp

Index: Source/bindings/core/dart/shared_lib/DartNativeExtensionsWin.cpp
diff --git a/Source/core/svg/SVGAnimatedEnumerationBase.cpp b/Source/bindings/core/dart/shared_lib/DartNativeExtensionsWin.cpp
similarity index 62%
copy from Source/core/svg/SVGAnimatedEnumerationBase.cpp
copy to Source/bindings/core/dart/shared_lib/DartNativeExtensionsWin.cpp
index 394e71629da21ba5082f6b811c7a4ae1a7ac0997..2508a3cff13ecb16458bafa314715e576aed8f01 100644
--- a/Source/core/svg/SVGAnimatedEnumerationBase.cpp
+++ b/Source/bindings/core/dart/shared_lib/DartNativeExtensionsWin.cpp
@@ -29,33 +29,39 @@
  */
 
 #include "config.h"
+#include "bindings/core/dart/shared_lib/DartNativeExtensions.h"
 
-#include "core/svg/SVGAnimatedEnumerationBase.h"
+#if defined(ENABLE_DART_NATIVE_EXTENSIONS)
+#if OS(WIN)
+#include "wtf/text/StringUTF8Adaptor.h"
+#include <string>
 
-#include "core/svg/SVGElement.h"
 
 namespace blink {
 
-SVGAnimatedEnumerationBase::~SVGAnimatedEnumerationBase()
+Dart_Handle DartNativeExtensions::loadExtensionLibrary(const String& libraryPath, const String& libraryName, void** libraryHandle)
 {
+    String libraryFile = libraryPath;
+    libraryFile.append(libraryName);
+    libraryFile.append(".dll");
+
+    *libraryHandle = LoadLibraryW(libraryFile.characters16());
+    if (!*libraryHandle) {
+        return Dart_NewApiError("Error loading library.");
+    }
+    return Dart_Null();
 }
 
-void SVGAnimatedEnumerationBase::setBaseVal(unsigned short value, ExceptionState& exceptionState)
+Dart_Handle DartNativeExtensions::resolveSymbol(void* libHandle, const String& symbolName, void** symbol)
 {
-    if (this->isReadOnly()) {
-        exceptionState.throwDOMException(NoModificationAllowedError, "The attribute is read-only.");
-        return;
+    *symbol = GetProcAddress(reinterpret_cast<HMODULE>(libHandle), symbolName.characters16());
+    if (!*symbol) {
+        return Dart_NewApiError("Error resolving symbol.");
     }
-
-    baseValue()->setValue(value, exceptionState);
-    if (exceptionState.hadException())
-        return;
-
-    m_baseValueUpdated = true;
-
-    ASSERT(this->attributeName() != QualifiedName::null());
-    contextElement()->invalidateSVGAttributes();
-    contextElement()->svgAttributeChanged(this->attributeName());
+    return Dart_Null();
 }
 
 }
+
+#endif // OS(WIN)
+#endif // defined(ENABLE_DART_NATIVE_EXTENSIONS)