Added setting up VMLibraryHooks for Dartium to support resolvePageUri

Source/bindings/core/dart/DartNativeUtilities.cpp

 // Copyright 2012, 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 137 matching lines @@
         // TODO(vsm): Return isolate future.
         dartController->spawnDomUri(uri);
         return;
     }
 
 fail:
     Dart_ThrowException(exception);
     ASSERT_NOT_REACHED();
 }
 
+void resolveUri(Dart_NativeArguments args)
+{
+    Dart_Handle exception = 0;
+    {
+        DartDOMData* domData = static_cast<DartDOMData*>(Dart_GetNativeIsolateData(args));
+        RefPtr<blink::DartApplicationLoader> loader = domData->applicationLoader();
+
+        Dart_Handle uriArg = Dart_GetNativeArgument(args, 0);
+        Dart_Handle uriAsString = Dart_Invoke(uriArg, Dart_NewStringFromCString("toString"), 0, NULL);
+        DartStringAdapter uri = DartUtilities::dartToString(uriAsString, exception);
+        if (exception)
+            goto fail;
+        String uriString = (String)uri;
+
+        String resolvedUrl = DartApplicationLoader::resolveUrl(loader->scriptUrl(), uriString, loader->packageRoot());
+
+        Dart_Handle constructorArg = DartUtilities::stringToDartString(resolvedUrl);
+
+        // Call the Uri.File constructor to create a Uri from the uri string returned from DartApplicationLoader's
+        // resolveUrl.
+        Dart_Handle coreLib = Dart_LookupLibrary(Dart_NewStringFromCString("dart:core"));
+        Dart_Handle uriClass = Dart_GetType(coreLib, Dart_NewStringFromCString("Uri"), 0, 0);
+        Dart_Handle ret = Dart_New(uriClass, Dart_NewStringFromCString("file"), 1, &constructorArg);
+
+        Dart_SetReturnValue(args, ret);
+
+        return;
+    }
+
+fail:
+    Dart_ThrowException(exception);
+    ASSERT_NOT_REACHED();
+}
+
 class SpawnDomFunctionTask : public ExecutionContextTask {
 public:
     SpawnDomFunctionTask(const char* libraryUrl, const char* functionName, Dart_Port replyTo, DartDOMData* parentDOMData)
         : m_libraryUrl(strdup(libraryUrl))
         , m_functionName(strdup(functionName))
         , m_replyTo(replyTo)
         , m_parentDOMData(parentDOMData) { }
 
     ~SpawnDomFunctionTask()
     {
@@ skipping 86 matching lines @@
 
 } // namespace DartNativeUtilitiesInternal
 
 extern Dart_NativeFunction blinkSnapshotResolver(Dart_Handle name, int argumentCount, bool* autoSetupScope);
 extern Dart_NativeFunction customDartDOMStringMapResolver(Dart_Handle name, int argumentCount, bool* autoSetupScope);
 
 static DartNativeEntry nativeEntries[] = {
     { DartNativeUtilitiesInternal::forwardingPrint, 1, "Utils_forwardingPrint" },
     { DartNativeUtilitiesInternal::getNewIsolateId, 0, "Utils_getNewIsolateId" },
     { DartNativeUtilitiesInternal::spawnDomUri, 1, "Utils_spawnDomUri" },
+    { DartNativeUtilitiesInternal::resolveUri, 1, "Utils_resolvePackageUri" },
     { 0, 0, 0 },
 };
 
 Dart_NativeFunction commonHtmlResolver(Dart_Handle name, int argumentCount, bool* autoSetupScope)
 {
     String str = DartUtilities::toString(name);
     if (argumentCount == 2 && str == "Utils_spawnDomHelper")
         return DartNativeUtilitiesInternal::spawnDomHelper;
     return 0;
 }
@@ skipping 37 matching lines @@
         if (nf == nativeEntries[i].nativeFunction) {
             return reinterpret_cast<const uint8_t*>(nativeEntries[i].name);
         }
     }
 
     return 0;
 }
 
 
 }