Add dart_invoke to tonic for calls into App code.

sky/engine/core/script/dart_controller.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "sky/engine/config.h"
 #include "sky/engine/core/script/dart_controller.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/single_thread_task_runner.h"
@@ skipping 10 matching lines @@
 #include "sky/engine/core/html/imports/HTMLImportChild.h"
 #include "sky/engine/core/loader/FrameLoaderClient.h"
 #include "sky/engine/core/script/dart_dependency_catcher.h"
 #include "sky/engine/core/script/dart_loader.h"
 #include "sky/engine/core/script/dom_dart_state.h"
 #include "sky/engine/public/platform/Platform.h"
 #include "sky/engine/tonic/dart_api_scope.h"
 #include "sky/engine/tonic/dart_class_library.h"
 #include "sky/engine/tonic/dart_error.h"
 #include "sky/engine/tonic/dart_gc_controller.h"
+#include "sky/engine/tonic/dart_invoke.h"
 #include "sky/engine/tonic/dart_isolate_scope.h"
 #include "sky/engine/tonic/dart_state.h"
 #include "sky/engine/tonic/dart_wrappable.h"
 #include "sky/engine/wtf/text/TextPosition.h"
 
 namespace blink {
 
 #if ENABLE(ASSERT)
 static const char* kCheckedModeArgs[] = {
   "--enable_asserts",
@@ skipping 91 matching lines @@
 
   // Don't continue if we failed to load the module.
   if (LogIfError(Dart_FinalizeLoading(true)))
     return;
   const char* name = module->isApplication() ? "main" : "_init";
 
   // main() is required, but init() is not:
   // TODO(rmacnak): Dart_LookupFunction won't find re-exports, etc.
   Dart_Handle entry = Dart_LookupFunction(library, ToDart(name));
   if (module->isApplication()) {
-    LogIfError(Dart_Invoke(library, ToDart(name), 0, nullptr));
+    DartInvokeAppField(library, ToDart(name), 0, nullptr);
     return;
   }
 
   if (!Dart_IsFunction(entry))
     return;
 
   Dart_Handle args[] = {
     ToDart(script),
   };
-  LogIfError(Dart_Invoke(library, ToDart(name), arraysize(args), args));
+  DartInvokeAppField(library, ToDart(name), arraysize(args), args);
 }
 
 static void UnhandledExceptionCallback(Dart_Handle error) {
   DCHECK(!Dart_IsError(error));
   LOG(ERROR) << Dart_GetError(error);
 }
 
 static Dart_Handle LibraryTagHandler(Dart_LibraryTag tag,
                                      Dart_Handle library,
                                      Dart_Handle url) {
@@ skipping 136 matching lines @@
 
   CHECK(Dart_SetVMFlags(argc, argv));
   CHECK(Dart_Initialize(IsolateCreateCallback,
                         nullptr,  // Isolate interrupt callback.
                         UnhandledExceptionCallback, IsolateShutdownCallback,
                         // File IO callbacks.
                         nullptr, nullptr, nullptr, nullptr, nullptr));
 }
 
 } // namespace blink