Apply all blink changes between @202695 and tip of trunk

Source/bindings/core/dart/DartNativeUtilities.cpp

Index: Source/bindings/core/dart/DartNativeUtilities.cpp
diff --git a/Source/bindings/core/dart/DartNativeUtilities.cpp b/Source/bindings/core/dart/DartNativeUtilities.cpp
index f26c4d2cd876bfcf8f1c2e3505a670e3a9a929fd..d09b710513710931e4c614e206bc1bb6c0ca480c 100644
--- a/Source/bindings/core/dart/DartNativeUtilities.cpp
+++ b/Source/bindings/core/dart/DartNativeUtilities.cpp
@@ -133,37 +133,37 @@ fail:
 // element just created and call the custom Dart class created constructor.
 void customConstructorCreate(Dart_NativeArguments args)
 {
-    Dart_Handle exception = 0;
-    {
-        DartDOMData* domData = DartDOMData::current();
+    Dart_Handle dartElementType = Dart_GetNativeArgument(args, 0);
+    ASSERT(Dart_IsType(dartElementType));
 
-        Dart_Handle dartElementType = Dart_GetNativeArgument(args, 0);
-        ASSERT(Dart_IsType(dartElementType));
+    Dart_Handle blinkJsObject = Dart_GetNativeArgument(args, 1);
 
-        Dart_Handle blinkJsObject = Dart_GetNativeArgument(args, 1);
+    Dart_Handle newObject = Dart_Allocate(dartElementType);
+    ASSERT(!Dart_IsError(newObject));
 
-        Dart_Handle newObject = Dart_Allocate(dartElementType);
-        ASSERT(!Dart_IsError(newObject));
-
-        Dart_Handle jsObject = Dart_SetField(newObject, Dart_NewStringFromCString("blink_jsObject"), blinkJsObject);
-        if (Dart_IsError(jsObject)) {
-            DartUtilities::reportProblem(domData->scriptExecutionContext(), jsObject);
-            goto fail;
-        }
+    Dart_Handle jsObject = Dart_SetField(newObject, Dart_NewStringFromCString("blink_jsObject"), blinkJsObject);
+    if (Dart_IsError(jsObject)) {
+        Dart_PropagateError(jsObject);
+        return;
+    }
 
-        newObject = Dart_InvokeConstructor(newObject, Dart_NewStringFromCString("created"), 0, 0);
-        if (Dart_IsError(newObject)) {
-            DartUtilities::reportProblem(domData->scriptExecutionContext(), newObject);
-            goto fail;
-        }
+    // Setup the DartHtmlWrapper that we're allocating.
+    DartDOMData* domData = DartDOMData::current();
+    Dart_Handle htmlWrapperArgs[2] = { blinkJsObject, newObject };
+    Dart_Handle ret = Dart_Invoke(domData->jsLibrary(), Dart_NewStringFromCString("setDartHtmlWrapperFor"), 2, htmlWrapperArgs);
+    if (Dart_IsError(ret)) {
+        Dart_PropagateError(ret);
+        return;
+    }
 
-        Dart_SetReturnValue(args, newObject);
+    newObject = Dart_InvokeConstructor(newObject, Dart_NewStringFromCString("created"), 0, 0);
+    if (Dart_IsError(newObject)) {
+        Dart_PropagateError(newObject);
         return;
     }
 
-fail:
-    Dart_ThrowException(exception);
-    ASSERT_NOT_REACHED();
+    Dart_SetReturnValue(args, newObject);
+    return;
 }
 
 void initializeCustomElement(Dart_NativeArguments args)